Home / 44,621.25-66,934.61-13,456.50

Finding the Fourth Proportional to 44,621.25, 66,934.61 and 13,456.50

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Solution

The fourth proportional to 44,621.25, 66,934.61 and 13,456.50 is: 20,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,621.25 : 66,934.61 = 13,456.50 : x
  2. Step 2: Convert to fraction form
    44,621.25/66,934.61 = 13,456.50/x
  3. Step 3: Cross multiply
    44,621.25x = 66,934.61 × 13,456.50
  4. Step 4: Simplify right side
    44,621.25x = 900,705,613.11
  5. Step 5: Solve for x
    x = 900,705,613.11/44,621.25
  6. Step 6: Final answer
    x = 20,185.58

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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.