Home / 26,855.64-40,290.75-8,134.92

Finding the Fourth Proportional to 26,855.64, 40,290.75 and 8,134.92

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Solution

The fourth proportional to 26,855.64, 40,290.75 and 8,134.92 is: 12,204.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.64 : 40,290.75 = 8,134.92 : x
  2. Step 2: Convert to fraction form
    26,855.64/40,290.75 = 8,134.92/x
  3. Step 3: Cross multiply
    26,855.64x = 40,290.75 × 8,134.92
  4. Step 4: Simplify right side
    26,855.64x = 327,762,027.99
  5. Step 5: Solve for x
    x = 327,762,027.99/26,855.64
  6. Step 6: Final answer
    x = 12,204.59

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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.