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Finding the Fourth Proportional to 22,892.90, 34,328.05 and 9,561.92

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Solution

The fourth proportional to 22,892.90, 34,328.05 and 9,561.92 is: 14,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,892.90 : 34,328.05 = 9,561.92 : x
  2. Step 2: Convert to fraction form
    22,892.90/34,328.05 = 9,561.92/x
  3. Step 3: Cross multiply
    22,892.90x = 34,328.05 × 9,561.92
  4. Step 4: Simplify right side
    22,892.90x = 328,241,872.31
  5. Step 5: Solve for x
    x = 328,241,872.31/22,892.90
  6. Step 6: Final answer
    x = 14,338.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.