Home / 71,746.24-107,620.17-21,826.75

Finding the Fourth Proportional to 71,746.24, 107,620.17 and 21,826.75

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Solution

The fourth proportional to 71,746.24, 107,620.17 and 21,826.75 is: 32,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,746.24 : 107,620.17 = 21,826.75 : x
  2. Step 2: Convert to fraction form
    71,746.24/107,620.17 = 21,826.75/x
  3. Step 3: Cross multiply
    71,746.24x = 107,620.17 × 21,826.75
  4. Step 4: Simplify right side
    71,746.24x = 2,348,998,545.55
  5. Step 5: Solve for x
    x = 2,348,998,545.55/71,746.24
  6. Step 6: Final answer
    x = 32,740.37

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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.