Home / 38,685.77-53,395.85-23,586.75

Finding the Fourth Proportional to 38,685.77, 53,395.85 and 23,586.75

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Solution

The fourth proportional to 38,685.77, 53,395.85 and 23,586.75 is: 32,555.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,685.77 : 53,395.85 = 23,586.75 : x
  2. Step 2: Convert to fraction form
    38,685.77/53,395.85 = 23,586.75/x
  3. Step 3: Cross multiply
    38,685.77x = 53,395.85 × 23,586.75
  4. Step 4: Simplify right side
    38,685.77x = 1,259,434,623.95
  5. Step 5: Solve for x
    x = 1,259,434,623.95/38,685.77
  6. Step 6: Final answer
    x = 32,555.51

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Half scale
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Double scale
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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.