Home / 12,350.38-17,043.52-6,761.38

Finding the Fourth Proportional to 12,350.38, 17,043.52 and 6,761.38

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Solution

The fourth proportional to 12,350.38, 17,043.52 and 6,761.38 is: 9,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.38 : 17,043.52 = 6,761.38 : x
  2. Step 2: Convert to fraction form
    12,350.38/17,043.52 = 6,761.38/x
  3. Step 3: Cross multiply
    12,350.38x = 17,043.52 × 6,761.38
  4. Step 4: Simplify right side
    12,350.38x = 115,237,715.26
  5. Step 5: Solve for x
    x = 115,237,715.26/12,350.38
  6. Step 6: Final answer
    x = 9,330.70

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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.