Home / 27,442.14-41,158.90-8,719.71

Finding the Fourth Proportional to 27,442.14, 41,158.90 and 8,719.71

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Solution

The fourth proportional to 27,442.14, 41,158.90 and 8,719.71 is: 13,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,442.14 : 41,158.90 = 8,719.71 : x
  2. Step 2: Convert to fraction form
    27,442.14/41,158.90 = 8,719.71/x
  3. Step 3: Cross multiply
    27,442.14x = 41,158.90 × 8,719.71
  4. Step 4: Simplify right side
    27,442.14x = 358,893,671.92
  5. Step 5: Solve for x
    x = 358,893,671.92/27,442.14
  6. Step 6: Final answer
    x = 13,078.20

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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.