Home / 15,287.13-22,876.02-11,977.47

Finding the Fourth Proportional to 15,287.13, 22,876.02 and 11,977.47

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Solution

The fourth proportional to 15,287.13, 22,876.02 and 11,977.47 is: 17,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,287.13 : 22,876.02 = 11,977.47 : x
  2. Step 2: Convert to fraction form
    15,287.13/22,876.02 = 11,977.47/x
  3. Step 3: Cross multiply
    15,287.13x = 22,876.02 × 11,977.47
  4. Step 4: Simplify right side
    15,287.13x = 273,996,843.27
  5. Step 5: Solve for x
    x = 273,996,843.27/15,287.13
  6. Step 6: Final answer
    x = 17,923.37

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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.