Home / 40,069.92-55,295.52-22,166.88

Finding the Fourth Proportional to 40,069.92, 55,295.52 and 22,166.88

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Solution

The fourth proportional to 40,069.92, 55,295.52 and 22,166.88 is: 30,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,069.92 : 55,295.52 = 22,166.88 : x
  2. Step 2: Convert to fraction form
    40,069.92/55,295.52 = 22,166.88/x
  3. Step 3: Cross multiply
    40,069.92x = 55,295.52 × 22,166.88
  4. Step 4: Simplify right side
    40,069.92x = 1,225,729,156.38
  5. Step 5: Solve for x
    x = 1,225,729,156.38/40,069.92
  6. Step 6: Final answer
    x = 30,589.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.