Home / 18,844.56-28,269.96-6,365.76

Finding the Fourth Proportional to 18,844.56, 28,269.96 and 6,365.76

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Solution

The fourth proportional to 18,844.56, 28,269.96 and 6,365.76 is: 9,549.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.56 : 28,269.96 = 6,365.76 : x
  2. Step 2: Convert to fraction form
    18,844.56/28,269.96 = 6,365.76/x
  3. Step 3: Cross multiply
    18,844.56x = 28,269.96 × 6,365.76
  4. Step 4: Simplify right side
    18,844.56x = 179,959,780.57
  5. Step 5: Solve for x
    x = 179,959,780.57/18,844.56
  6. Step 6: Final answer
    x = 9,549.69

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1.5x scale

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.