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Finding the Fourth Proportional to 29,473.98, 40,693.62 and 22,655.88

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Solution

The fourth proportional to 29,473.98, 40,693.62 and 22,655.88 is: 31,280.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,473.98 : 40,693.62 = 22,655.88 : x
  2. Step 2: Convert to fraction form
    29,473.98/40,693.62 = 22,655.88/x
  3. Step 3: Cross multiply
    29,473.98x = 40,693.62 × 22,655.88
  4. Step 4: Simplify right side
    29,473.98x = 921,949,771.49
  5. Step 5: Solve for x
    x = 921,949,771.49/29,473.98
  6. Step 6: Final answer
    x = 31,280.12

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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.