Home / 13,162.72-19,750.92-10,062.65

Finding the Fourth Proportional to 13,162.72, 19,750.92 and 10,062.65

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Solution

The fourth proportional to 13,162.72, 19,750.92 and 10,062.65 is: 15,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,162.72 : 19,750.92 = 10,062.65 : x
  2. Step 2: Convert to fraction form
    13,162.72/19,750.92 = 10,062.65/x
  3. Step 3: Cross multiply
    13,162.72x = 19,750.92 × 10,062.65
  4. Step 4: Simplify right side
    13,162.72x = 198,746,552.28
  5. Step 5: Solve for x
    x = 198,746,552.28/13,162.72
  6. Step 6: Final answer
    x = 15,099.20

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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.