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Finding the Fourth Proportional to 14,754.25, 22,129.23 and 4,892.25

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Solution

The fourth proportional to 14,754.25, 22,129.23 and 4,892.25 is: 7,337.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.25 : 22,129.23 = 4,892.25 : x
  2. Step 2: Convert to fraction form
    14,754.25/22,129.23 = 4,892.25/x
  3. Step 3: Cross multiply
    14,754.25x = 22,129.23 × 4,892.25
  4. Step 4: Simplify right side
    14,754.25x = 108,261,725.47
  5. Step 5: Solve for x
    x = 108,261,725.47/14,754.25
  6. Step 6: Final answer
    x = 7,337.66

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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.