Home / 26,617.13-39,905.64-16,084.90

Finding the Fourth Proportional to 26,617.13, 39,905.64 and 16,084.90

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Solution

The fourth proportional to 26,617.13, 39,905.64 and 16,084.90 is: 24,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,617.13 : 39,905.64 = 16,084.90 : x
  2. Step 2: Convert to fraction form
    26,617.13/39,905.64 = 16,084.90/x
  3. Step 3: Cross multiply
    26,617.13x = 39,905.64 × 16,084.90
  4. Step 4: Simplify right side
    26,617.13x = 641,878,278.72
  5. Step 5: Solve for x
    x = 641,878,278.72/26,617.13
  6. Step 6: Final answer
    x = 24,115.23

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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.