Home / 19,876.19-29,761.02-10,496.79

Finding the Fourth Proportional to 19,876.19, 29,761.02 and 10,496.79

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Solution

The fourth proportional to 19,876.19, 29,761.02 and 10,496.79 is: 15,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,876.19 : 29,761.02 = 10,496.79 : x
  2. Step 2: Convert to fraction form
    19,876.19/29,761.02 = 10,496.79/x
  3. Step 3: Cross multiply
    19,876.19x = 29,761.02 × 10,496.79
  4. Step 4: Simplify right side
    19,876.19x = 312,395,177.13
  5. Step 5: Solve for x
    x = 312,395,177.13/19,876.19
  6. Step 6: Final answer
    x = 15,717.06

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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.