Home / 18,248.22-25,178.23-11,077.95

Finding the Fourth Proportional to 18,248.22, 25,178.23 and 11,077.95

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Solution

The fourth proportional to 18,248.22, 25,178.23 and 11,077.95 is: 15,284.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.22 : 25,178.23 = 11,077.95 : x
  2. Step 2: Convert to fraction form
    18,248.22/25,178.23 = 11,077.95/x
  3. Step 3: Cross multiply
    18,248.22x = 25,178.23 × 11,077.95
  4. Step 4: Simplify right side
    18,248.22x = 278,923,200.72
  5. Step 5: Solve for x
    x = 278,923,200.72/18,248.22
  6. Step 6: Final answer
    x = 15,284.96

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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.