Home / 45,306.75-67,894.43-25,543.29

Finding the Fourth Proportional to 45,306.75, 67,894.43 and 25,543.29

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Solution

The fourth proportional to 45,306.75, 67,894.43 and 25,543.29 is: 38,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,306.75 : 67,894.43 = 25,543.29 : x
  2. Step 2: Convert to fraction form
    45,306.75/67,894.43 = 25,543.29/x
  3. Step 3: Cross multiply
    45,306.75x = 67,894.43 × 25,543.29
  4. Step 4: Simplify right side
    45,306.75x = 1,734,246,987.16
  5. Step 5: Solve for x
    x = 1,734,246,987.16/45,306.75
  6. Step 6: Final answer
    x = 38,277.89

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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.