Home / 27,505.60-41,238.16-8,774.86

Finding the Fourth Proportional to 27,505.60, 41,238.16 and 8,774.86

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Solution

The fourth proportional to 27,505.60, 41,238.16 and 8,774.86 is: 13,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.60 : 41,238.16 = 8,774.86 : x
  2. Step 2: Convert to fraction form
    27,505.60/41,238.16 = 8,774.86/x
  3. Step 3: Cross multiply
    27,505.60x = 41,238.16 × 8,774.86
  4. Step 4: Simplify right side
    27,505.60x = 361,858,966.32
  5. Step 5: Solve for x
    x = 361,858,966.32/27,505.60
  6. Step 6: Final answer
    x = 13,155.83

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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.