Home / 38,236.31-52,774.53-21,246.38

Finding the Fourth Proportional to 38,236.31, 52,774.53 and 21,246.38

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Solution

The fourth proportional to 38,236.31, 52,774.53 and 21,246.38 is: 29,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,236.31 : 52,774.53 = 21,246.38 : x
  2. Step 2: Convert to fraction form
    38,236.31/52,774.53 = 21,246.38/x
  3. Step 3: Cross multiply
    38,236.31x = 52,774.53 × 21,246.38
  4. Step 4: Simplify right side
    38,236.31x = 1,121,267,850.64
  5. Step 5: Solve for x
    x = 1,121,267,850.64/38,236.31
  6. Step 6: Final answer
    x = 29,324.69

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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.