Home / 18,061.06-27,086.04-6,371.55

Finding the Fourth Proportional to 18,061.06, 27,086.04 and 6,371.55

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Solution

The fourth proportional to 18,061.06, 27,086.04 and 6,371.55 is: 9,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,061.06 : 27,086.04 = 6,371.55 : x
  2. Step 2: Convert to fraction form
    18,061.06/27,086.04 = 6,371.55/x
  3. Step 3: Cross multiply
    18,061.06x = 27,086.04 × 6,371.55
  4. Step 4: Simplify right side
    18,061.06x = 172,580,058.16
  5. Step 5: Solve for x
    x = 172,580,058.16/18,061.06
  6. Step 6: Final answer
    x = 9,555.37

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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.