Home / 51,591.80-71,197.47-30,080.95

Finding the Fourth Proportional to 51,591.80, 71,197.47 and 30,080.95

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Solution

The fourth proportional to 51,591.80, 71,197.47 and 30,080.95 is: 41,512.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,591.80 : 71,197.47 = 30,080.95 : x
  2. Step 2: Convert to fraction form
    51,591.80/71,197.47 = 30,080.95/x
  3. Step 3: Cross multiply
    51,591.80x = 71,197.47 × 30,080.95
  4. Step 4: Simplify right side
    51,591.80x = 2,141,687,357.20
  5. Step 5: Solve for x
    x = 2,141,687,357.20/51,591.80
  6. Step 6: Final answer
    x = 41,512.16

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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.