Home / 27,723.60-41,585.40-8,002.80

Finding the Fourth Proportional to 27,723.60, 41,585.40 and 8,002.80

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Solution

The fourth proportional to 27,723.60, 41,585.40 and 8,002.80 is: 12,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,723.60 : 41,585.40 = 8,002.80 : x
  2. Step 2: Convert to fraction form
    27,723.60/41,585.40 = 8,002.80/x
  3. Step 3: Cross multiply
    27,723.60x = 41,585.40 × 8,002.80
  4. Step 4: Simplify right side
    27,723.60x = 332,799,639.12
  5. Step 5: Solve for x
    x = 332,799,639.12/27,723.60
  6. Step 6: Final answer
    x = 12,004.20

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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.