Home / 53,174.25-73,380.15-28,975.17

Finding the Fourth Proportional to 53,174.25, 73,380.15 and 28,975.17

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Solution

The fourth proportional to 53,174.25, 73,380.15 and 28,975.17 is: 39,985.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,174.25 : 73,380.15 = 28,975.17 : x
  2. Step 2: Convert to fraction form
    53,174.25/73,380.15 = 28,975.17/x
  3. Step 3: Cross multiply
    53,174.25x = 73,380.15 × 28,975.17
  4. Step 4: Simplify right side
    53,174.25x = 2,126,202,264.78
  5. Step 5: Solve for x
    x = 2,126,202,264.78/53,174.25
  6. Step 6: Final answer
    x = 39,985.56

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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.