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Finding the Fourth Proportional to 22,504.71, 33,686.18 and 15,443.43

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Solution

The fourth proportional to 22,504.71, 33,686.18 and 15,443.43 is: 23,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,504.71 : 33,686.18 = 15,443.43 : x
  2. Step 2: Convert to fraction form
    22,504.71/33,686.18 = 15,443.43/x
  3. Step 3: Cross multiply
    22,504.71x = 33,686.18 × 15,443.43
  4. Step 4: Simplify right side
    22,504.71x = 520,230,162.80
  5. Step 5: Solve for x
    x = 520,230,162.80/22,504.71
  6. Step 6: Final answer
    x = 23,116.50

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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.