Home / 11,552.77-15,938.88-9,424.59

Finding the Fourth Proportional to 11,552.77, 15,938.88 and 9,424.59

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Solution

The fourth proportional to 11,552.77, 15,938.88 and 9,424.59 is: 13,002.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.77 : 15,938.88 = 9,424.59 : x
  2. Step 2: Convert to fraction form
    11,552.77/15,938.88 = 9,424.59/x
  3. Step 3: Cross multiply
    11,552.77x = 15,938.88 × 9,424.59
  4. Step 4: Simplify right side
    11,552.77x = 150,217,456.62
  5. Step 5: Solve for x
    x = 150,217,456.62/11,552.77
  6. Step 6: Final answer
    x = 13,002.73

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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.