Home / 12,350.67-17,042.09-7,502.87

Finding the Fourth Proportional to 12,350.67, 17,042.09 and 7,502.87

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Solution

The fourth proportional to 12,350.67, 17,042.09 and 7,502.87 is: 10,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.67 : 17,042.09 = 7,502.87 : x
  2. Step 2: Convert to fraction form
    12,350.67/17,042.09 = 7,502.87/x
  3. Step 3: Cross multiply
    12,350.67x = 17,042.09 × 7,502.87
  4. Step 4: Simplify right side
    12,350.67x = 127,864,590.89
  5. Step 5: Solve for x
    x = 127,864,590.89/12,350.67
  6. Step 6: Final answer
    x = 10,352.85

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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.