Home / 19,432.54-29,175.45-10,079.02

Finding the Fourth Proportional to 19,432.54, 29,175.45 and 10,079.02

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Solution

The fourth proportional to 19,432.54, 29,175.45 and 10,079.02 is: 15,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432.54 : 29,175.45 = 10,079.02 : x
  2. Step 2: Convert to fraction form
    19,432.54/29,175.45 = 10,079.02/x
  3. Step 3: Cross multiply
    19,432.54x = 29,175.45 × 10,079.02
  4. Step 4: Simplify right side
    19,432.54x = 294,059,944.06
  5. Step 5: Solve for x
    x = 294,059,944.06/19,432.54
  6. Step 6: Final answer
    x = 15,132.35

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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.