Home / 26,219.48-39,335.94-8,694.20

Finding the Fourth Proportional to 26,219.48, 39,335.94 and 8,694.20

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Solution

The fourth proportional to 26,219.48, 39,335.94 and 8,694.20 is: 13,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,219.48 : 39,335.94 = 8,694.20 : x
  2. Step 2: Convert to fraction form
    26,219.48/39,335.94 = 8,694.20/x
  3. Step 3: Cross multiply
    26,219.48x = 39,335.94 × 8,694.20
  4. Step 4: Simplify right side
    26,219.48x = 341,994,529.55
  5. Step 5: Solve for x
    x = 341,994,529.55/26,219.48
  6. Step 6: Final answer
    x = 13,043.53

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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.