Home / 40,246.76-60,324.96-18,909.92

Finding the Fourth Proportional to 40,246.76, 60,324.96 and 18,909.92

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Solution

The fourth proportional to 40,246.76, 60,324.96 and 18,909.92 is: 28,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246.76 : 60,324.96 = 18,909.92 : x
  2. Step 2: Convert to fraction form
    40,246.76/60,324.96 = 18,909.92/x
  3. Step 3: Cross multiply
    40,246.76x = 60,324.96 × 18,909.92
  4. Step 4: Simplify right side
    40,246.76x = 1,140,740,167.60
  5. Step 5: Solve for x
    x = 1,140,740,167.60/40,246.76
  6. Step 6: Final answer
    x = 28,343.65

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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.