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Finding the Fourth Proportional to 29,645.52, 44,468.05 and 12,103.05

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Solution

The fourth proportional to 29,645.52, 44,468.05 and 12,103.05 is: 18,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,645.52 : 44,468.05 = 12,103.05 : x
  2. Step 2: Convert to fraction form
    29,645.52/44,468.05 = 12,103.05/x
  3. Step 3: Cross multiply
    29,645.52x = 44,468.05 × 12,103.05
  4. Step 4: Simplify right side
    29,645.52x = 538,198,972.04
  5. Step 5: Solve for x
    x = 538,198,972.04/29,645.52
  6. Step 6: Final answer
    x = 18,154.48

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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.