Home / 40,624.45-60,930.50-15,660.86

Finding the Fourth Proportional to 40,624.45, 60,930.50 and 15,660.86

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Solution

The fourth proportional to 40,624.45, 60,930.50 and 15,660.86 is: 23,488.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,624.45 : 60,930.50 = 15,660.86 : x
  2. Step 2: Convert to fraction form
    40,624.45/60,930.50 = 15,660.86/x
  3. Step 3: Cross multiply
    40,624.45x = 60,930.50 × 15,660.86
  4. Step 4: Simplify right side
    40,624.45x = 954,223,647.27
  5. Step 5: Solve for x
    x = 954,223,647.27/40,624.45
  6. Step 6: Final answer
    x = 23,488.90

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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.