Home / 26,679.03-40,043.66-13,540.83

Finding the Fourth Proportional to 26,679.03, 40,043.66 and 13,540.83

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Solution

The fourth proportional to 26,679.03, 40,043.66 and 13,540.83 is: 20,323.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.03 : 40,043.66 = 13,540.83 : x
  2. Step 2: Convert to fraction form
    26,679.03/40,043.66 = 13,540.83/x
  3. Step 3: Cross multiply
    26,679.03x = 40,043.66 × 13,540.83
  4. Step 4: Simplify right side
    26,679.03x = 542,224,392.64
  5. Step 5: Solve for x
    x = 542,224,392.64/26,679.03
  6. Step 6: Final answer
    x = 20,323.99

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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.