Home / 18,171.36-27,258.20-4,844.16

Finding the Fourth Proportional to 18,171.36, 27,258.20 and 4,844.16

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Solution

The fourth proportional to 18,171.36, 27,258.20 and 4,844.16 is: 7,266.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,171.36 : 27,258.20 = 4,844.16 : x
  2. Step 2: Convert to fraction form
    18,171.36/27,258.20 = 4,844.16/x
  3. Step 3: Cross multiply
    18,171.36x = 27,258.20 × 4,844.16
  4. Step 4: Simplify right side
    18,171.36x = 132,043,082.11
  5. Step 5: Solve for x
    x = 132,043,082.11/18,171.36
  6. Step 6: Final answer
    x = 7,266.55

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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.