Home / 19,531.13-29,290.61-7,049.52

Finding the Fourth Proportional to 19,531.13, 29,290.61 and 7,049.52

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Solution

The fourth proportional to 19,531.13, 29,290.61 and 7,049.52 is: 10,572.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.13 : 29,290.61 = 7,049.52 : x
  2. Step 2: Convert to fraction form
    19,531.13/29,290.61 = 7,049.52/x
  3. Step 3: Cross multiply
    19,531.13x = 29,290.61 × 7,049.52
  4. Step 4: Simplify right side
    19,531.13x = 206,484,758.63
  5. Step 5: Solve for x
    x = 206,484,758.63/19,531.13
  6. Step 6: Final answer
    x = 10,572.09

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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.