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Finding the Fourth Proportional to 22,545.69, 33,809.20 and 8,503.33

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Solution

The fourth proportional to 22,545.69, 33,809.20 and 8,503.33 is: 12,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.69 : 33,809.20 = 8,503.33 : x
  2. Step 2: Convert to fraction form
    22,545.69/33,809.20 = 8,503.33/x
  3. Step 3: Cross multiply
    22,545.69x = 33,809.20 × 8,503.33
  4. Step 4: Simplify right side
    22,545.69x = 287,490,742.25
  5. Step 5: Solve for x
    x = 287,490,742.25/22,545.69
  6. Step 6: Final answer
    x = 12,751.47

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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.