Home / 15,398.20-23,099.72-5,007.52

Finding the Fourth Proportional to 15,398.20, 23,099.72 and 5,007.52

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Solution

The fourth proportional to 15,398.20, 23,099.72 and 5,007.52 is: 7,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,398.20 : 23,099.72 = 5,007.52 : x
  2. Step 2: Convert to fraction form
    15,398.20/23,099.72 = 5,007.52/x
  3. Step 3: Cross multiply
    15,398.20x = 23,099.72 × 5,007.52
  4. Step 4: Simplify right side
    15,398.20x = 115,672,309.89
  5. Step 5: Solve for x
    x = 115,672,309.89/15,398.20
  6. Step 6: Final answer
    x = 7,512.07

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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.