Home / 26,949.60-40,430.46-8,228.07

Finding the Fourth Proportional to 26,949.60, 40,430.46 and 8,228.07

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Solution

The fourth proportional to 26,949.60, 40,430.46 and 8,228.07 is: 12,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.60 : 40,430.46 = 8,228.07 : x
  2. Step 2: Convert to fraction form
    26,949.60/40,430.46 = 8,228.07/x
  3. Step 3: Cross multiply
    26,949.60x = 40,430.46 × 8,228.07
  4. Step 4: Simplify right side
    26,949.60x = 332,664,655.01
  5. Step 5: Solve for x
    x = 332,664,655.01/26,949.60
  6. Step 6: Final answer
    x = 12,343.96

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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.