Home / 38,882.96-58,350.18-21,365

Finding the Fourth Proportional to 38,882.96, 58,350.18 and 21,365

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Solution

The fourth proportional to 38,882.96, 58,350.18 and 21,365 is: 32,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,882.96 : 58,350.18 = 21,365 : x
  2. Step 2: Convert to fraction form
    38,882.96/58,350.18 = 21,365/x
  3. Step 3: Cross multiply
    38,882.96x = 58,350.18 × 21,365
  4. Step 4: Simplify right side
    38,882.96x = 1,246,651,595.70
  5. Step 5: Solve for x
    x = 1,246,651,595.70/38,882.96
  6. Step 6: Final answer
    x = 32,061.64

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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.