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Finding the Fourth Proportional to 22,363.15, 33,545.01 and 9,709.99

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Solution

The fourth proportional to 22,363.15, 33,545.01 and 9,709.99 is: 14,565.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363.15 : 33,545.01 = 9,709.99 : x
  2. Step 2: Convert to fraction form
    22,363.15/33,545.01 = 9,709.99/x
  3. Step 3: Cross multiply
    22,363.15x = 33,545.01 × 9,709.99
  4. Step 4: Simplify right side
    22,363.15x = 325,721,711.65
  5. Step 5: Solve for x
    x = 325,721,711.65/22,363.15
  6. Step 6: Final answer
    x = 14,565.11

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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.