Home / 18,191.01-27,287.29-6,345.97

Finding the Fourth Proportional to 18,191.01, 27,287.29 and 6,345.97

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Solution

The fourth proportional to 18,191.01, 27,287.29 and 6,345.97 is: 9,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191.01 : 27,287.29 = 6,345.97 : x
  2. Step 2: Convert to fraction form
    18,191.01/27,287.29 = 6,345.97/x
  3. Step 3: Cross multiply
    18,191.01x = 27,287.29 × 6,345.97
  4. Step 4: Simplify right side
    18,191.01x = 173,164,410.34
  5. Step 5: Solve for x
    x = 173,164,410.34/18,191.01
  6. Step 6: Final answer
    x = 9,519.23

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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.