Home / 40,324.20-60,498.45-28,660.20

Finding the Fourth Proportional to 40,324.20, 60,498.45 and 28,660.20

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Solution

The fourth proportional to 40,324.20, 60,498.45 and 28,660.20 is: 42,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,324.20 : 60,498.45 = 28,660.20 : x
  2. Step 2: Convert to fraction form
    40,324.20/60,498.45 = 28,660.20/x
  3. Step 3: Cross multiply
    40,324.20x = 60,498.45 × 28,660.20
  4. Step 4: Simplify right side
    40,324.20x = 1,733,897,676.69
  5. Step 5: Solve for x
    x = 1,733,897,676.69/40,324.20
  6. Step 6: Final answer
    x = 42,998.94

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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.