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Finding the Fourth Proportional to 22,614.98, 33,925.56 and 7,819.92

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Solution

The fourth proportional to 22,614.98, 33,925.56 and 7,819.92 is: 11,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.98 : 33,925.56 = 7,819.92 : x
  2. Step 2: Convert to fraction form
    22,614.98/33,925.56 = 7,819.92/x
  3. Step 3: Cross multiply
    22,614.98x = 33,925.56 × 7,819.92
  4. Step 4: Simplify right side
    22,614.98x = 265,295,165.16
  5. Step 5: Solve for x
    x = 265,295,165.16/22,614.98
  6. Step 6: Final answer
    x = 11,730.95

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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.