Home / 27,451.85-37,887.62-17,381.23

Finding the Fourth Proportional to 27,451.85, 37,887.62 and 17,381.23

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Solution

The fourth proportional to 27,451.85, 37,887.62 and 17,381.23 is: 23,988.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,451.85 : 37,887.62 = 17,381.23 : x
  2. Step 2: Convert to fraction form
    27,451.85/37,887.62 = 17,381.23/x
  3. Step 3: Cross multiply
    27,451.85x = 37,887.62 × 17,381.23
  4. Step 4: Simplify right side
    27,451.85x = 658,533,255.75
  5. Step 5: Solve for x
    x = 658,533,255.75/27,451.85
  6. Step 6: Final answer
    x = 23,988.66

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Half scale
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Double scale
Find fourth proportional to 27,452.85, 37,889 and 17,382.23
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.