Home / 27,549.20-41,323.80-15,885.20

Finding the Fourth Proportional to 27,549.20, 41,323.80 and 15,885.20

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Solution

The fourth proportional to 27,549.20, 41,323.80 and 15,885.20 is: 23,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,549.20 : 41,323.80 = 15,885.20 : x
  2. Step 2: Convert to fraction form
    27,549.20/41,323.80 = 15,885.20/x
  3. Step 3: Cross multiply
    27,549.20x = 41,323.80 × 15,885.20
  4. Step 4: Simplify right side
    27,549.20x = 656,436,827.76
  5. Step 5: Solve for x
    x = 656,436,827.76/27,549.20
  6. Step 6: Final answer
    x = 23,827.80

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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.