Home / 29,165.28-40,246.92-17,830.80

Finding the Fourth Proportional to 29,165.28, 40,246.92 and 17,830.80

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Solution

The fourth proportional to 29,165.28, 40,246.92 and 17,830.80 is: 24,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,165.28 : 40,246.92 = 17,830.80 : x
  2. Step 2: Convert to fraction form
    29,165.28/40,246.92 = 17,830.80/x
  3. Step 3: Cross multiply
    29,165.28x = 40,246.92 × 17,830.80
  4. Step 4: Simplify right side
    29,165.28x = 717,634,781.14
  5. Step 5: Solve for x
    x = 717,634,781.14/29,165.28
  6. Step 6: Final answer
    x = 24,605.79

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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.