Home / 12,751.17-17,552.94-11,062.65

Finding the Fourth Proportional to 12,751.17, 17,552.94 and 11,062.65

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Solution

The fourth proportional to 12,751.17, 17,552.94 and 11,062.65 is: 15,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,751.17 : 17,552.94 = 11,062.65 : x
  2. Step 2: Convert to fraction form
    12,751.17/17,552.94 = 11,062.65/x
  3. Step 3: Cross multiply
    12,751.17x = 17,552.94 × 11,062.65
  4. Step 4: Simplify right side
    12,751.17x = 194,182,031.69
  5. Step 5: Solve for x
    x = 194,182,031.69/12,751.17
  6. Step 6: Final answer
    x = 15,228.57

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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.