Home / 19,572.10-29,352.21-5,531.02

Finding the Fourth Proportional to 19,572.10, 29,352.21 and 5,531.02

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Solution

The fourth proportional to 19,572.10, 29,352.21 and 5,531.02 is: 8,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.10 : 29,352.21 = 5,531.02 : x
  2. Step 2: Convert to fraction form
    19,572.10/29,352.21 = 5,531.02/x
  3. Step 3: Cross multiply
    19,572.10x = 29,352.21 × 5,531.02
  4. Step 4: Simplify right side
    19,572.10x = 162,347,660.55
  5. Step 5: Solve for x
    x = 162,347,660.55/19,572.10
  6. Step 6: Final answer
    x = 8,294.85

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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.