Home / 12,504.38-17,256.11-7,199.15

Finding the Fourth Proportional to 12,504.38, 17,256.11 and 7,199.15

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Solution

The fourth proportional to 12,504.38, 17,256.11 and 7,199.15 is: 9,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.38 : 17,256.11 = 7,199.15 : x
  2. Step 2: Convert to fraction form
    12,504.38/17,256.11 = 7,199.15/x
  3. Step 3: Cross multiply
    12,504.38x = 17,256.11 × 7,199.15
  4. Step 4: Simplify right side
    12,504.38x = 124,229,202.03
  5. Step 5: Solve for x
    x = 124,229,202.03/12,504.38
  6. Step 6: Final answer
    x = 9,934.86

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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.