Home / 40,511.68-60,789.39-19,735.18

Finding the Fourth Proportional to 40,511.68, 60,789.39 and 19,735.18

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Solution

The fourth proportional to 40,511.68, 60,789.39 and 19,735.18 is: 29,613.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511.68 : 60,789.39 = 19,735.18 : x
  2. Step 2: Convert to fraction form
    40,511.68/60,789.39 = 19,735.18/x
  3. Step 3: Cross multiply
    40,511.68x = 60,789.39 × 19,735.18
  4. Step 4: Simplify right side
    40,511.68x = 1,199,689,327.76
  5. Step 5: Solve for x
    x = 1,199,689,327.76/40,511.68
  6. Step 6: Final answer
    x = 29,613.42

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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.