Home / 26,808.89-40,217.45-8,086.46

Finding the Fourth Proportional to 26,808.89, 40,217.45 and 8,086.46

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Solution

The fourth proportional to 26,808.89, 40,217.45 and 8,086.46 is: 12,130.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.89 : 40,217.45 = 8,086.46 : x
  2. Step 2: Convert to fraction form
    26,808.89/40,217.45 = 8,086.46/x
  3. Step 3: Cross multiply
    26,808.89x = 40,217.45 × 8,086.46
  4. Step 4: Simplify right side
    26,808.89x = 325,216,559.21
  5. Step 5: Solve for x
    x = 325,216,559.21/26,808.89
  6. Step 6: Final answer
    x = 12,130.92

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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.