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Finding the Fourth Proportional to 19,522.38, 26,940.88 and 10,569.88

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Solution

The fourth proportional to 19,522.38, 26,940.88 and 10,569.88 is: 14,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522.38 : 26,940.88 = 10,569.88 : x
  2. Step 2: Convert to fraction form
    19,522.38/26,940.88 = 10,569.88/x
  3. Step 3: Cross multiply
    19,522.38x = 26,940.88 × 10,569.88
  4. Step 4: Simplify right side
    19,522.38x = 284,761,868.69
  5. Step 5: Solve for x
    x = 284,761,868.69/19,522.38
  6. Step 6: Final answer
    x = 14,586.43

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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.