Home / 23,433.40-35,150.64-8,439.76

Finding the Fourth Proportional to 23,433.40, 35,150.64 and 8,439.76

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Solution

The fourth proportional to 23,433.40, 35,150.64 and 8,439.76 is: 12,659.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,433.40 : 35,150.64 = 8,439.76 : x
  2. Step 2: Convert to fraction form
    23,433.40/35,150.64 = 8,439.76/x
  3. Step 3: Cross multiply
    23,433.40x = 35,150.64 × 8,439.76
  4. Step 4: Simplify right side
    23,433.40x = 296,662,965.45
  5. Step 5: Solve for x
    x = 296,662,965.45/23,433.40
  6. Step 6: Final answer
    x = 12,659.83

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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.