Home / 26,299.98-39,441.45-8,765.10

Finding the Fourth Proportional to 26,299.98, 39,441.45 and 8,765.10

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Solution

The fourth proportional to 26,299.98, 39,441.45 and 8,765.10 is: 13,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299.98 : 39,441.45 = 8,765.10 : x
  2. Step 2: Convert to fraction form
    26,299.98/39,441.45 = 8,765.10/x
  3. Step 3: Cross multiply
    26,299.98x = 39,441.45 × 8,765.10
  4. Step 4: Simplify right side
    26,299.98x = 345,708,253.40
  5. Step 5: Solve for x
    x = 345,708,253.40/26,299.98
  6. Step 6: Final answer
    x = 13,144.81

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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.