Home / 29,084.27-40,139.15-17,151.48

Finding the Fourth Proportional to 29,084.27, 40,139.15 and 17,151.48

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Solution

The fourth proportional to 29,084.27, 40,139.15 and 17,151.48 is: 23,670.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,084.27 : 40,139.15 = 17,151.48 : x
  2. Step 2: Convert to fraction form
    29,084.27/40,139.15 = 17,151.48/x
  3. Step 3: Cross multiply
    29,084.27x = 40,139.15 × 17,151.48
  4. Step 4: Simplify right side
    29,084.27x = 688,445,742.68
  5. Step 5: Solve for x
    x = 688,445,742.68/29,084.27
  6. Step 6: Final answer
    x = 23,670.73

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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.