Home / 26,418.06-39,612.78-11,609.64

Finding the Fourth Proportional to 26,418.06, 39,612.78 and 11,609.64

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Solution

The fourth proportional to 26,418.06, 39,612.78 and 11,609.64 is: 17,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,418.06 : 39,612.78 = 11,609.64 : x
  2. Step 2: Convert to fraction form
    26,418.06/39,612.78 = 11,609.64/x
  3. Step 3: Cross multiply
    26,418.06x = 39,612.78 × 11,609.64
  4. Step 4: Simplify right side
    26,418.06x = 459,890,115.20
  5. Step 5: Solve for x
    x = 459,890,115.20/26,418.06
  6. Step 6: Final answer
    x = 17,408.17

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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.