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Finding the Fourth Proportional to 44,639.11, 66,962.60 and 16,559.47

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Solution

The fourth proportional to 44,639.11, 66,962.60 and 16,559.47 is: 24,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,639.11 : 66,962.60 = 16,559.47 : x
  2. Step 2: Convert to fraction form
    44,639.11/66,962.60 = 16,559.47/x
  3. Step 3: Cross multiply
    44,639.11x = 66,962.60 × 16,559.47
  4. Step 4: Simplify right side
    44,639.11x = 1,108,865,083.02
  5. Step 5: Solve for x
    x = 1,108,865,083.02/44,639.11
  6. Step 6: Final answer
    x = 24,840.66

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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.