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Finding the Fourth Proportional to 22,363.65, 33,545.52 and 9,216.18

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Solution

The fourth proportional to 22,363.65, 33,545.52 and 9,216.18 is: 13,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363.65 : 33,545.52 = 9,216.18 : x
  2. Step 2: Convert to fraction form
    22,363.65/33,545.52 = 9,216.18/x
  3. Step 3: Cross multiply
    22,363.65x = 33,545.52 × 9,216.18
  4. Step 4: Simplify right side
    22,363.65x = 309,161,550.51
  5. Step 5: Solve for x
    x = 309,161,550.51/22,363.65
  6. Step 6: Final answer
    x = 13,824.29

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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.