Home / 29,712.24-41,002.86-17,778.38

Finding the Fourth Proportional to 29,712.24, 41,002.86 and 17,778.38

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Solution

The fourth proportional to 29,712.24, 41,002.86 and 17,778.38 is: 24,534.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,712.24 : 41,002.86 = 17,778.38 : x
  2. Step 2: Convert to fraction form
    29,712.24/41,002.86 = 17,778.38/x
  3. Step 3: Cross multiply
    29,712.24x = 41,002.86 × 17,778.38
  4. Step 4: Simplify right side
    29,712.24x = 728,964,426.17
  5. Step 5: Solve for x
    x = 728,964,426.17/29,712.24
  6. Step 6: Final answer
    x = 24,534.15

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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.