Home / 26,299.60-36,289.20-15,119.44

Finding the Fourth Proportional to 26,299.60, 36,289.20 and 15,119.44

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Solution

The fourth proportional to 26,299.60, 36,289.20 and 15,119.44 is: 20,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299.60 : 36,289.20 = 15,119.44 : x
  2. Step 2: Convert to fraction form
    26,299.60/36,289.20 = 15,119.44/x
  3. Step 3: Cross multiply
    26,299.60x = 36,289.20 × 15,119.44
  4. Step 4: Simplify right side
    26,299.60x = 548,672,382.05
  5. Step 5: Solve for x
    x = 548,672,382.05/26,299.60
  6. Step 6: Final answer
    x = 20,862.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.