Home / 29,548.27-40,781.31-17,618.53

Finding the Fourth Proportional to 29,548.27, 40,781.31 and 17,618.53

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Solution

The fourth proportional to 29,548.27, 40,781.31 and 17,618.53 is: 24,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,548.27 : 40,781.31 = 17,618.53 : x
  2. Step 2: Convert to fraction form
    29,548.27/40,781.31 = 17,618.53/x
  3. Step 3: Cross multiply
    29,548.27x = 40,781.31 × 17,618.53
  4. Step 4: Simplify right side
    29,548.27x = 718,506,733.67
  5. Step 5: Solve for x
    x = 718,506,733.67/29,548.27
  6. Step 6: Final answer
    x = 24,316.37

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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.