Home / 41,149.17-56,770.19-30,419.80

Finding the Fourth Proportional to 41,149.17, 56,770.19 and 30,419.80

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Solution

The fourth proportional to 41,149.17, 56,770.19 and 30,419.80 is: 41,967.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,149.17 : 56,770.19 = 30,419.80 : x
  2. Step 2: Convert to fraction form
    41,149.17/56,770.19 = 30,419.80/x
  3. Step 3: Cross multiply
    41,149.17x = 56,770.19 × 30,419.80
  4. Step 4: Simplify right side
    41,149.17x = 1,726,937,825.76
  5. Step 5: Solve for x
    x = 1,726,937,825.76/41,149.17
  6. Step 6: Final answer
    x = 41,967.74

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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.