Home / 26,659.20-40,002.60-10,875.80

Finding the Fourth Proportional to 26,659.20, 40,002.60 and 10,875.80

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Solution

The fourth proportional to 26,659.20, 40,002.60 and 10,875.80 is: 16,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,659.20 : 40,002.60 = 10,875.80 : x
  2. Step 2: Convert to fraction form
    26,659.20/40,002.60 = 10,875.80/x
  3. Step 3: Cross multiply
    26,659.20x = 40,002.60 × 10,875.80
  4. Step 4: Simplify right side
    26,659.20x = 435,060,277.08
  5. Step 5: Solve for x
    x = 435,060,277.08/26,659.20
  6. Step 6: Final answer
    x = 16,319.33

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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.