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Finding the Fourth Proportional to 22,545.65, 33,822.72 and 6,959.63

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Solution

The fourth proportional to 22,545.65, 33,822.72 and 6,959.63 is: 10,440.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.65 : 33,822.72 = 6,959.63 : x
  2. Step 2: Convert to fraction form
    22,545.65/33,822.72 = 6,959.63/x
  3. Step 3: Cross multiply
    22,545.65x = 33,822.72 × 6,959.63
  4. Step 4: Simplify right side
    22,545.65x = 235,393,447.68
  5. Step 5: Solve for x
    x = 235,393,447.68/22,545.65
  6. Step 6: Final answer
    x = 10,440.75

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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.