Home / 56,399.75-84,604.85-18,449.23

Finding the Fourth Proportional to 56,399.75, 84,604.85 and 18,449.23

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Solution

The fourth proportional to 56,399.75, 84,604.85 and 18,449.23 is: 27,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,399.75 : 84,604.85 = 18,449.23 : x
  2. Step 2: Convert to fraction form
    56,399.75/84,604.85 = 18,449.23/x
  3. Step 3: Cross multiply
    56,399.75x = 84,604.85 × 18,449.23
  4. Step 4: Simplify right side
    56,399.75x = 1,560,894,244.52
  5. Step 5: Solve for x
    x = 1,560,894,244.52/56,399.75
  6. Step 6: Final answer
    x = 27,675.55

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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.