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Finding the Fourth Proportional to 44,616, 66,863.70 and 16,509.71

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Solution

The fourth proportional to 44,616, 66,863.70 and 16,509.71 is: 24,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,616 : 66,863.70 = 16,509.71 : x
  2. Step 2: Convert to fraction form
    44,616/66,863.70 = 16,509.71/x
  3. Step 3: Cross multiply
    44,616x = 66,863.70 × 16,509.71
  4. Step 4: Simplify right side
    44,616x = 1,103,899,962.21
  5. Step 5: Solve for x
    x = 1,103,899,962.21/44,616
  6. Step 6: Final answer
    x = 24,742.24

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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.