Home / 38,222.64-57,304.80-21,601.44

Finding the Fourth Proportional to 38,222.64, 57,304.80 and 21,601.44

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Solution

The fourth proportional to 38,222.64, 57,304.80 and 21,601.44 is: 32,385.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,222.64 : 57,304.80 = 21,601.44 : x
  2. Step 2: Convert to fraction form
    38,222.64/57,304.80 = 21,601.44/x
  3. Step 3: Cross multiply
    38,222.64x = 57,304.80 × 21,601.44
  4. Step 4: Simplify right side
    38,222.64x = 1,237,866,198.91
  5. Step 5: Solve for x
    x = 1,237,866,198.91/38,222.64
  6. Step 6: Final answer
    x = 32,385.68

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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.