Home / 29,551.32-40,775.24-17,615.78

Finding the Fourth Proportional to 29,551.32, 40,775.24 and 17,615.78

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Solution

The fourth proportional to 29,551.32, 40,775.24 and 17,615.78 is: 24,306.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,551.32 : 40,775.24 = 17,615.78 : x
  2. Step 2: Convert to fraction form
    29,551.32/40,775.24 = 17,615.78/x
  3. Step 3: Cross multiply
    29,551.32x = 40,775.24 × 17,615.78
  4. Step 4: Simplify right side
    29,551.32x = 718,287,365.33
  5. Step 5: Solve for x
    x = 718,287,365.33/29,551.32
  6. Step 6: Final answer
    x = 24,306.44

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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.