Home / 26,643.20-39,960.92-16,752.16

Finding the Fourth Proportional to 26,643.20, 39,960.92 and 16,752.16

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Solution

The fourth proportional to 26,643.20, 39,960.92 and 16,752.16 is: 25,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.20 : 39,960.92 = 16,752.16 : x
  2. Step 2: Convert to fraction form
    26,643.20/39,960.92 = 16,752.16/x
  3. Step 3: Cross multiply
    26,643.20x = 39,960.92 × 16,752.16
  4. Step 4: Simplify right side
    26,643.20x = 669,431,725.59
  5. Step 5: Solve for x
    x = 669,431,725.59/26,643.20
  6. Step 6: Final answer
    x = 25,125.80

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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.