Home / 18,753.74-28,116.62-6,266.37

Finding the Fourth Proportional to 18,753.74, 28,116.62 and 6,266.37

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Solution

The fourth proportional to 18,753.74, 28,116.62 and 6,266.37 is: 9,394.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,753.74 : 28,116.62 = 6,266.37 : x
  2. Step 2: Convert to fraction form
    18,753.74/28,116.62 = 6,266.37/x
  3. Step 3: Cross multiply
    18,753.74x = 28,116.62 × 6,266.37
  4. Step 4: Simplify right side
    18,753.74x = 176,189,144.07
  5. Step 5: Solve for x
    x = 176,189,144.07/18,753.74
  6. Step 6: Final answer
    x = 9,394.88

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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.