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Finding the Fourth Proportional to 29,882.52, 44,838.90 and 12,117.33

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Solution

The fourth proportional to 29,882.52, 44,838.90 and 12,117.33 is: 18,182.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,882.52 : 44,838.90 = 12,117.33 : x
  2. Step 2: Convert to fraction form
    29,882.52/44,838.90 = 12,117.33/x
  3. Step 3: Cross multiply
    29,882.52x = 44,838.90 × 12,117.33
  4. Step 4: Simplify right side
    29,882.52x = 543,327,748.14
  5. Step 5: Solve for x
    x = 543,327,748.14/29,882.52
  6. Step 6: Final answer
    x = 18,182.13

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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.