Home / 38,234.12-52,757.70-21,237.08

Finding the Fourth Proportional to 38,234.12, 52,757.70 and 21,237.08

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Solution

The fourth proportional to 38,234.12, 52,757.70 and 21,237.08 is: 29,304.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,234.12 : 52,757.70 = 21,237.08 : x
  2. Step 2: Convert to fraction form
    38,234.12/52,757.70 = 21,237.08/x
  3. Step 3: Cross multiply
    38,234.12x = 52,757.70 × 21,237.08
  4. Step 4: Simplify right side
    38,234.12x = 1,120,419,495.52
  5. Step 5: Solve for x
    x = 1,120,419,495.52/38,234.12
  6. Step 6: Final answer
    x = 29,304.18

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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.