Home / 31,922.64-44,041.25-18,488.99

Finding the Fourth Proportional to 31,922.64, 44,041.25 and 18,488.99

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Solution

The fourth proportional to 31,922.64, 44,041.25 and 18,488.99 is: 25,507.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,922.64 : 44,041.25 = 18,488.99 : x
  2. Step 2: Convert to fraction form
    31,922.64/44,041.25 = 18,488.99/x
  3. Step 3: Cross multiply
    31,922.64x = 44,041.25 × 18,488.99
  4. Step 4: Simplify right side
    31,922.64x = 814,278,387.16
  5. Step 5: Solve for x
    x = 814,278,387.16/31,922.64
  6. Step 6: Final answer
    x = 25,507.86

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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.