Home / 18,146.16-27,212.22-6,296.40

Finding the Fourth Proportional to 18,146.16, 27,212.22 and 6,296.40

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Solution

The fourth proportional to 18,146.16, 27,212.22 and 6,296.40 is: 9,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.16 : 27,212.22 = 6,296.40 : x
  2. Step 2: Convert to fraction form
    18,146.16/27,212.22 = 6,296.40/x
  3. Step 3: Cross multiply
    18,146.16x = 27,212.22 × 6,296.40
  4. Step 4: Simplify right side
    18,146.16x = 171,339,022.01
  5. Step 5: Solve for x
    x = 171,339,022.01/18,146.16
  6. Step 6: Final answer
    x = 9,442.16

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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.