Home / 15,002.22-22,498.38-5,141.28

Finding the Fourth Proportional to 15,002.22, 22,498.38 and 5,141.28

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Solution

The fourth proportional to 15,002.22, 22,498.38 and 5,141.28 is: 7,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,002.22 : 22,498.38 = 5,141.28 : x
  2. Step 2: Convert to fraction form
    15,002.22/22,498.38 = 5,141.28/x
  3. Step 3: Cross multiply
    15,002.22x = 22,498.38 × 5,141.28
  4. Step 4: Simplify right side
    15,002.22x = 115,670,471.13
  5. Step 5: Solve for x
    x = 115,670,471.13/15,002.22
  6. Step 6: Final answer
    x = 7,710.22

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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.