Home / 38,869.96-58,330.68-21,352

Finding the Fourth Proportional to 38,869.96, 58,330.68 and 21,352

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Solution

The fourth proportional to 38,869.96, 58,330.68 and 21,352 is: 32,042.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869.96 : 58,330.68 = 21,352 : x
  2. Step 2: Convert to fraction form
    38,869.96/58,330.68 = 21,352/x
  3. Step 3: Cross multiply
    38,869.96x = 58,330.68 × 21,352
  4. Step 4: Simplify right side
    38,869.96x = 1,245,476,679.36
  5. Step 5: Solve for x
    x = 1,245,476,679.36/38,869.96
  6. Step 6: Final answer
    x = 32,042.14

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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.