Home / 38,080.92-57,022.02-30,644.76

Finding the Fourth Proportional to 38,080.92, 57,022.02 and 30,644.76

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Solution

The fourth proportional to 38,080.92, 57,022.02 and 30,644.76 is: 45,887.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.92 : 57,022.02 = 30,644.76 : x
  2. Step 2: Convert to fraction form
    38,080.92/57,022.02 = 30,644.76/x
  3. Step 3: Cross multiply
    38,080.92x = 57,022.02 × 30,644.76
  4. Step 4: Simplify right side
    38,080.92x = 1,747,426,117.62
  5. Step 5: Solve for x
    x = 1,747,426,117.62/38,080.92
  6. Step 6: Final answer
    x = 45,887.18

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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.