Home / 14,757.93-20,375.55-11,394.81

Finding the Fourth Proportional to 14,757.93, 20,375.55 and 11,394.81

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Solution

The fourth proportional to 14,757.93, 20,375.55 and 11,394.81 is: 15,732.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.93 : 20,375.55 = 11,394.81 : x
  2. Step 2: Convert to fraction form
    14,757.93/20,375.55 = 11,394.81/x
  3. Step 3: Cross multiply
    14,757.93x = 20,375.55 × 11,394.81
  4. Step 4: Simplify right side
    14,757.93x = 232,175,520.90
  5. Step 5: Solve for x
    x = 232,175,520.90/14,757.93
  6. Step 6: Final answer
    x = 15,732.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.