Home / 10,229.64-15,332.94-5,039.16

Finding the Fourth Proportional to 10,229.64, 15,332.94 and 5,039.16

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Solution

The fourth proportional to 10,229.64, 15,332.94 and 5,039.16 is: 7,553.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.64 : 15,332.94 = 5,039.16 : x
  2. Step 2: Convert to fraction form
    10,229.64/15,332.94 = 5,039.16/x
  3. Step 3: Cross multiply
    10,229.64x = 15,332.94 × 5,039.16
  4. Step 4: Simplify right side
    10,229.64x = 77,265,137.93
  5. Step 5: Solve for x
    x = 77,265,137.93/10,229.64
  6. Step 6: Final answer
    x = 7,553.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.