Home / 38,882.64-58,324.16-21,342.88

Finding the Fourth Proportional to 38,882.64, 58,324.16 and 21,342.88

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Solution

The fourth proportional to 38,882.64, 58,324.16 and 21,342.88 is: 32,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,882.64 : 58,324.16 = 21,342.88 : x
  2. Step 2: Convert to fraction form
    38,882.64/58,324.16 = 21,342.88/x
  3. Step 3: Cross multiply
    38,882.64x = 58,324.16 × 21,342.88
  4. Step 4: Simplify right side
    38,882.64x = 1,244,805,547.98
  5. Step 5: Solve for x
    x = 1,244,805,547.98/38,882.64
  6. Step 6: Final answer
    x = 32,014.43

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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.