Home / 19,731.76-29,605.40-9,352.24

Finding the Fourth Proportional to 19,731.76, 29,605.40 and 9,352.24

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Solution

The fourth proportional to 19,731.76, 29,605.40 and 9,352.24 is: 14,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,731.76 : 29,605.40 = 9,352.24 : x
  2. Step 2: Convert to fraction form
    19,731.76/29,605.40 = 9,352.24/x
  3. Step 3: Cross multiply
    19,731.76x = 29,605.40 × 9,352.24
  4. Step 4: Simplify right side
    19,731.76x = 276,876,806.10
  5. Step 5: Solve for x
    x = 276,876,806.10/19,731.76
  6. Step 6: Final answer
    x = 14,032.04

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1.5x scale

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.