Home / 26,283.45-39,431.46-8,753.43

Finding the Fourth Proportional to 26,283.45, 39,431.46 and 8,753.43

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Solution

The fourth proportional to 26,283.45, 39,431.46 and 8,753.43 is: 13,132.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,283.45 : 39,431.46 = 8,753.43 : x
  2. Step 2: Convert to fraction form
    26,283.45/39,431.46 = 8,753.43/x
  3. Step 3: Cross multiply
    26,283.45x = 39,431.46 × 8,753.43
  4. Step 4: Simplify right side
    26,283.45x = 345,160,524.91
  5. Step 5: Solve for x
    x = 345,160,524.91/26,283.45
  6. Step 6: Final answer
    x = 13,132.24

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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.