Home / 29,607.76-40,839.92-22,518.64

Finding the Fourth Proportional to 29,607.76, 40,839.92 and 22,518.64

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Solution

The fourth proportional to 29,607.76, 40,839.92 and 22,518.64 is: 31,061.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,607.76 : 40,839.92 = 22,518.64 : x
  2. Step 2: Convert to fraction form
    29,607.76/40,839.92 = 22,518.64/x
  3. Step 3: Cross multiply
    29,607.76x = 40,839.92 × 22,518.64
  4. Step 4: Simplify right side
    29,607.76x = 919,659,456.11
  5. Step 5: Solve for x
    x = 919,659,456.11/29,607.76
  6. Step 6: Final answer
    x = 31,061.43

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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.