Home / 60,829.38-91,247.31-19,279.62

Finding the Fourth Proportional to 60,829.38, 91,247.31 and 19,279.62

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Solution

The fourth proportional to 60,829.38, 91,247.31 and 19,279.62 is: 28,920.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,829.38 : 91,247.31 = 19,279.62 : x
  2. Step 2: Convert to fraction form
    60,829.38/91,247.31 = 19,279.62/x
  3. Step 3: Cross multiply
    60,829.38x = 91,247.31 × 19,279.62
  4. Step 4: Simplify right side
    60,829.38x = 1,759,213,462.82
  5. Step 5: Solve for x
    x = 1,759,213,462.82/60,829.38
  6. Step 6: Final answer
    x = 28,920.46

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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.