Home / 18,055.28-27,082.62-6,368.60

Finding the Fourth Proportional to 18,055.28, 27,082.62 and 6,368.60

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Solution

The fourth proportional to 18,055.28, 27,082.62 and 6,368.60 is: 9,552.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.28 : 27,082.62 = 6,368.60 : x
  2. Step 2: Convert to fraction form
    18,055.28/27,082.62 = 6,368.60/x
  3. Step 3: Cross multiply
    18,055.28x = 27,082.62 × 6,368.60
  4. Step 4: Simplify right side
    18,055.28x = 172,478,373.73
  5. Step 5: Solve for x
    x = 172,478,373.73/18,055.28
  6. Step 6: Final answer
    x = 9,552.79

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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.