Home / 18,234.75-25,167.60-10,277.12

Finding the Fourth Proportional to 18,234.75, 25,167.60 and 10,277.12

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Solution

The fourth proportional to 18,234.75, 25,167.60 and 10,277.12 is: 14,184.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.75 : 25,167.60 = 10,277.12 : x
  2. Step 2: Convert to fraction form
    18,234.75/25,167.60 = 10,277.12/x
  3. Step 3: Cross multiply
    18,234.75x = 25,167.60 × 10,277.12
  4. Step 4: Simplify right side
    18,234.75x = 258,650,319.47
  5. Step 5: Solve for x
    x = 258,650,319.47/18,234.75
  6. Step 6: Final answer
    x = 14,184.47

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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.