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Finding the Fourth Proportional to 44,884.92, 67,338.90 and 13,720.08

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Solution

The fourth proportional to 44,884.92, 67,338.90 and 13,720.08 is: 20,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,884.92 : 67,338.90 = 13,720.08 : x
  2. Step 2: Convert to fraction form
    44,884.92/67,338.90 = 13,720.08/x
  3. Step 3: Cross multiply
    44,884.92x = 67,338.90 × 13,720.08
  4. Step 4: Simplify right side
    44,884.92x = 923,895,095.11
  5. Step 5: Solve for x
    x = 923,895,095.11/44,884.92
  6. Step 6: Final answer
    x = 20,583.64

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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.