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Finding the Fourth Proportional to 19,604.13, 29,411.07 and 5,753.13

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Solution

The fourth proportional to 19,604.13, 29,411.07 and 5,753.13 is: 8,631.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.13 : 29,411.07 = 5,753.13 : x
  2. Step 2: Convert to fraction form
    19,604.13/29,411.07 = 5,753.13/x
  3. Step 3: Cross multiply
    19,604.13x = 29,411.07 × 5,753.13
  4. Step 4: Simplify right side
    19,604.13x = 169,205,709.15
  5. Step 5: Solve for x
    x = 169,205,709.15/19,604.13
  6. Step 6: Final answer
    x = 8,631.13

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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.