Home / 27,559.20-41,349.60-10,916.40

Finding the Fourth Proportional to 27,559.20, 41,349.60 and 10,916.40

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Solution

The fourth proportional to 27,559.20, 41,349.60 and 10,916.40 is: 16,378.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.20 : 41,349.60 = 10,916.40 : x
  2. Step 2: Convert to fraction form
    27,559.20/41,349.60 = 10,916.40/x
  3. Step 3: Cross multiply
    27,559.20x = 41,349.60 × 10,916.40
  4. Step 4: Simplify right side
    27,559.20x = 451,388,773.44
  5. Step 5: Solve for x
    x = 451,388,773.44/27,559.20
  6. Step 6: Final answer
    x = 16,378.88

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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.