Home / 27,295.92-40,878.20-18,504.18

Finding the Fourth Proportional to 27,295.92, 40,878.20 and 18,504.18

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Solution

The fourth proportional to 27,295.92, 40,878.20 and 18,504.18 is: 27,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.92 : 40,878.20 = 18,504.18 : x
  2. Step 2: Convert to fraction form
    27,295.92/40,878.20 = 18,504.18/x
  3. Step 3: Cross multiply
    27,295.92x = 40,878.20 × 18,504.18
  4. Step 4: Simplify right side
    27,295.92x = 756,417,570.88
  5. Step 5: Solve for x
    x = 756,417,570.88/27,295.92
  6. Step 6: Final answer
    x = 27,711.74

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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.