Home / 26,760.60-40,140.90-16,867.80

Finding the Fourth Proportional to 26,760.60, 40,140.90 and 16,867.80

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Solution

The fourth proportional to 26,760.60, 40,140.90 and 16,867.80 is: 25,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,760.60 : 40,140.90 = 16,867.80 : x
  2. Step 2: Convert to fraction form
    26,760.60/40,140.90 = 16,867.80/x
  3. Step 3: Cross multiply
    26,760.60x = 40,140.90 × 16,867.80
  4. Step 4: Simplify right side
    26,760.60x = 677,088,673.02
  5. Step 5: Solve for x
    x = 677,088,673.02/26,760.60
  6. Step 6: Final answer
    x = 25,301.70

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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.