Home / 27,484.50-41,224.68-8,763.78

Finding the Fourth Proportional to 27,484.50, 41,224.68 and 8,763.78

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Solution

The fourth proportional to 27,484.50, 41,224.68 and 8,763.78 is: 13,145.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484.50 : 41,224.68 = 8,763.78 : x
  2. Step 2: Convert to fraction form
    27,484.50/41,224.68 = 8,763.78/x
  3. Step 3: Cross multiply
    27,484.50x = 41,224.68 × 8,763.78
  4. Step 4: Simplify right side
    27,484.50x = 361,284,026.09
  5. Step 5: Solve for x
    x = 361,284,026.09/27,484.50
  6. Step 6: Final answer
    x = 13,145.01

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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.