Home / 38,282.98-52,830.27-21,286.96

Finding the Fourth Proportional to 38,282.98, 52,830.27 and 21,286.96

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Solution

The fourth proportional to 38,282.98, 52,830.27 and 21,286.96 is: 29,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,282.98 : 52,830.27 = 21,286.96 : x
  2. Step 2: Convert to fraction form
    38,282.98/52,830.27 = 21,286.96/x
  3. Step 3: Cross multiply
    38,282.98x = 52,830.27 × 21,286.96
  4. Step 4: Simplify right side
    38,282.98x = 1,124,595,844.28
  5. Step 5: Solve for x
    x = 1,124,595,844.28/38,282.98
  6. Step 6: Final answer
    x = 29,375.87

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1.5x scale

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.