Home / 27,768.40-41,654.76-8,047.24

Finding the Fourth Proportional to 27,768.40, 41,654.76 and 8,047.24

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Solution

The fourth proportional to 27,768.40, 41,654.76 and 8,047.24 is: 12,071.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,768.40 : 41,654.76 = 8,047.24 : x
  2. Step 2: Convert to fraction form
    27,768.40/41,654.76 = 8,047.24/x
  3. Step 3: Cross multiply
    27,768.40x = 41,654.76 × 8,047.24
  4. Step 4: Simplify right side
    27,768.40x = 335,205,850.86
  5. Step 5: Solve for x
    x = 335,205,850.86/27,768.40
  6. Step 6: Final answer
    x = 12,071.49

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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.