Home / 38,535.04-57,755.22-21,908.98

Finding the Fourth Proportional to 38,535.04, 57,755.22 and 21,908.98

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Solution

The fourth proportional to 38,535.04, 57,755.22 and 21,908.98 is: 32,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,535.04 : 57,755.22 = 21,908.98 : x
  2. Step 2: Convert to fraction form
    38,535.04/57,755.22 = 21,908.98/x
  3. Step 3: Cross multiply
    38,535.04x = 57,755.22 × 21,908.98
  4. Step 4: Simplify right side
    38,535.04x = 1,265,357,959.88
  5. Step 5: Solve for x
    x = 1,265,357,959.88/38,535.04
  6. Step 6: Final answer
    x = 32,836.55

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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.