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Finding the Fourth Proportional to 22,248.46, 33,372.64 and 8,927.45

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Solution

The fourth proportional to 22,248.46, 33,372.64 and 8,927.45 is: 13,391.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.46 : 33,372.64 = 8,927.45 : x
  2. Step 2: Convert to fraction form
    22,248.46/33,372.64 = 8,927.45/x
  3. Step 3: Cross multiply
    22,248.46x = 33,372.64 × 8,927.45
  4. Step 4: Simplify right side
    22,248.46x = 297,932,574.97
  5. Step 5: Solve for x
    x = 297,932,574.97/22,248.46
  6. Step 6: Final answer
    x = 13,391.15

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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.