Home / 18,344.04-25,314.24-9,960.52

Finding the Fourth Proportional to 18,344.04, 25,314.24 and 9,960.52

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Solution

The fourth proportional to 18,344.04, 25,314.24 and 9,960.52 is: 13,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.04 : 25,314.24 = 9,960.52 : x
  2. Step 2: Convert to fraction form
    18,344.04/25,314.24 = 9,960.52/x
  3. Step 3: Cross multiply
    18,344.04x = 25,314.24 × 9,960.52
  4. Step 4: Simplify right side
    18,344.04x = 252,142,993.80
  5. Step 5: Solve for x
    x = 252,142,993.80/18,344.04
  6. Step 6: Final answer
    x = 13,745.23

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1.5x scale

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.