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Finding the Fourth Proportional to 13,357.92, 20,035.92 and 5,963.04

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Solution

The fourth proportional to 13,357.92, 20,035.92 and 5,963.04 is: 8,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.92 : 20,035.92 = 5,963.04 : x
  2. Step 2: Convert to fraction form
    13,357.92/20,035.92 = 5,963.04/x
  3. Step 3: Cross multiply
    13,357.92x = 20,035.92 × 5,963.04
  4. Step 4: Simplify right side
    13,357.92x = 119,474,992.40
  5. Step 5: Solve for x
    x = 119,474,992.40/13,357.92
  6. Step 6: Final answer
    x = 8,944.13

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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.