Home / 40,830.12-61,188.12-22,069.70

Finding the Fourth Proportional to 40,830.12, 61,188.12 and 22,069.70

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Solution

The fourth proportional to 40,830.12, 61,188.12 and 22,069.70 is: 33,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830.12 : 61,188.12 = 22,069.70 : x
  2. Step 2: Convert to fraction form
    40,830.12/61,188.12 = 22,069.70/x
  3. Step 3: Cross multiply
    40,830.12x = 61,188.12 × 22,069.70
  4. Step 4: Simplify right side
    40,830.12x = 1,350,403,451.96
  5. Step 5: Solve for x
    x = 1,350,403,451.96/40,830.12
  6. Step 6: Final answer
    x = 33,073.71

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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.