Home / 18,296.92-27,442.18-5,146.16

Finding the Fourth Proportional to 18,296.92, 27,442.18 and 5,146.16

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Solution

The fourth proportional to 18,296.92, 27,442.18 and 5,146.16 is: 7,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.92 : 27,442.18 = 5,146.16 : x
  2. Step 2: Convert to fraction form
    18,296.92/27,442.18 = 5,146.16/x
  3. Step 3: Cross multiply
    18,296.92x = 27,442.18 × 5,146.16
  4. Step 4: Simplify right side
    18,296.92x = 141,221,849.03
  5. Step 5: Solve for x
    x = 141,221,849.03/18,296.92
  6. Step 6: Final answer
    x = 7,718.34

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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.