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Finding the Fourth Proportional to 29,624.47, 44,436.71 and 11,863.20

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Solution

The fourth proportional to 29,624.47, 44,436.71 and 11,863.20 is: 17,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,624.47 : 44,436.71 = 11,863.20 : x
  2. Step 2: Convert to fraction form
    29,624.47/44,436.71 = 11,863.20/x
  3. Step 3: Cross multiply
    29,624.47x = 44,436.71 × 11,863.20
  4. Step 4: Simplify right side
    29,624.47x = 527,161,578.07
  5. Step 5: Solve for x
    x = 527,161,578.07/29,624.47
  6. Step 6: Final answer
    x = 17,794.80

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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.