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Finding the Fourth Proportional to 22,343.92, 33,515.88 and 5,703.95

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Solution

The fourth proportional to 22,343.92, 33,515.88 and 5,703.95 is: 8,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,343.92 : 33,515.88 = 5,703.95 : x
  2. Step 2: Convert to fraction form
    22,343.92/33,515.88 = 5,703.95/x
  3. Step 3: Cross multiply
    22,343.92x = 33,515.88 × 5,703.95
  4. Step 4: Simplify right side
    22,343.92x = 191,172,901.20
  5. Step 5: Solve for x
    x = 191,172,901.20/22,343.92
  6. Step 6: Final answer
    x = 8,555.92

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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.