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Finding the Fourth Proportional to 22,630.88, 33,965.04 and 11,545.76

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Solution

The fourth proportional to 22,630.88, 33,965.04 and 11,545.76 is: 17,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,630.88 : 33,965.04 = 11,545.76 : x
  2. Step 2: Convert to fraction form
    22,630.88/33,965.04 = 11,545.76/x
  3. Step 3: Cross multiply
    22,630.88x = 33,965.04 × 11,545.76
  4. Step 4: Simplify right side
    22,630.88x = 392,152,200.23
  5. Step 5: Solve for x
    x = 392,152,200.23/22,630.88
  6. Step 6: Final answer
    x = 17,328.19

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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.