Home / 18,243.06-27,375.54-6,557.19

Finding the Fourth Proportional to 18,243.06, 27,375.54 and 6,557.19

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Solution

The fourth proportional to 18,243.06, 27,375.54 and 6,557.19 is: 9,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243.06 : 27,375.54 = 6,557.19 : x
  2. Step 2: Convert to fraction form
    18,243.06/27,375.54 = 6,557.19/x
  3. Step 3: Cross multiply
    18,243.06x = 27,375.54 × 6,557.19
  4. Step 4: Simplify right side
    18,243.06x = 179,506,617.13
  5. Step 5: Solve for x
    x = 179,506,617.13/18,243.06
  6. Step 6: Final answer
    x = 9,839.72

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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.