Home / 18,247.25-27,373.41-6,398.28

Finding the Fourth Proportional to 18,247.25, 27,373.41 and 6,398.28

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Solution

The fourth proportional to 18,247.25, 27,373.41 and 6,398.28 is: 9,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.25 : 27,373.41 = 6,398.28 : x
  2. Step 2: Convert to fraction form
    18,247.25/27,373.41 = 6,398.28/x
  3. Step 3: Cross multiply
    18,247.25x = 27,373.41 × 6,398.28
  4. Step 4: Simplify right side
    18,247.25x = 175,142,741.73
  5. Step 5: Solve for x
    x = 175,142,741.73/18,247.25
  6. Step 6: Final answer
    x = 9,598.31

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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.