Home / 38,557.86-57,797.40-21,882.66

Finding the Fourth Proportional to 38,557.86, 57,797.40 and 21,882.66

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Solution

The fourth proportional to 38,557.86, 57,797.40 and 21,882.66 is: 32,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,557.86 : 57,797.40 = 21,882.66 : x
  2. Step 2: Convert to fraction form
    38,557.86/57,797.40 = 21,882.66/x
  3. Step 3: Cross multiply
    38,557.86x = 57,797.40 × 21,882.66
  4. Step 4: Simplify right side
    38,557.86x = 1,264,760,853.08
  5. Step 5: Solve for x
    x = 1,264,760,853.08/38,557.86
  6. Step 6: Final answer
    x = 32,801.64

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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.