Home / 38,588.55-53,249.63-21,589.85

Finding the Fourth Proportional to 38,588.55, 53,249.63 and 21,589.85

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Solution

The fourth proportional to 38,588.55, 53,249.63 and 21,589.85 is: 29,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,588.55 : 53,249.63 = 21,589.85 : x
  2. Step 2: Convert to fraction form
    38,588.55/53,249.63 = 21,589.85/x
  3. Step 3: Cross multiply
    38,588.55x = 53,249.63 × 21,589.85
  4. Step 4: Simplify right side
    38,588.55x = 1,149,651,150.06
  5. Step 5: Solve for x
    x = 1,149,651,150.06/38,588.55
  6. Step 6: Final answer
    x = 29,792.55

Related Problems

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Half scale
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Double scale
Find fourth proportional to 38,589.55, 53,251 and 21,590.85
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.