Home / 26,869.60-40,255.80-16,469.20

Finding the Fourth Proportional to 26,869.60, 40,255.80 and 16,469.20

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Solution

The fourth proportional to 26,869.60, 40,255.80 and 16,469.20 is: 24,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,869.60 : 40,255.80 = 16,469.20 : x
  2. Step 2: Convert to fraction form
    26,869.60/40,255.80 = 16,469.20/x
  3. Step 3: Cross multiply
    26,869.60x = 40,255.80 × 16,469.20
  4. Step 4: Simplify right side
    26,869.60x = 662,980,821.36
  5. Step 5: Solve for x
    x = 662,980,821.36/26,869.60
  6. Step 6: Final answer
    x = 24,674.01

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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.