Home / 15,885.27-23,781.11-11,743.74

Finding the Fourth Proportional to 15,885.27, 23,781.11 and 11,743.74

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Solution

The fourth proportional to 15,885.27, 23,781.11 and 11,743.74 is: 17,581.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885.27 : 23,781.11 = 11,743.74 : x
  2. Step 2: Convert to fraction form
    15,885.27/23,781.11 = 11,743.74/x
  3. Step 3: Cross multiply
    15,885.27x = 23,781.11 × 11,743.74
  4. Step 4: Simplify right side
    15,885.27x = 279,279,114.03
  5. Step 5: Solve for x
    x = 279,279,114.03/15,885.27
  6. Step 6: Final answer
    x = 17,581.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.