Home / 19,862.52-29,793.74-5,071.43

Finding the Fourth Proportional to 19,862.52, 29,793.74 and 5,071.43

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Solution

The fourth proportional to 19,862.52, 29,793.74 and 5,071.43 is: 7,607.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.52 : 29,793.74 = 5,071.43 : x
  2. Step 2: Convert to fraction form
    19,862.52/29,793.74 = 5,071.43/x
  3. Step 3: Cross multiply
    19,862.52x = 29,793.74 × 5,071.43
  4. Step 4: Simplify right side
    19,862.52x = 151,096,866.85
  5. Step 5: Solve for x
    x = 151,096,866.85/19,862.52
  6. Step 6: Final answer
    x = 7,607.13

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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.