Home / 26,660.76-40,015.38-14,191.22

Finding the Fourth Proportional to 26,660.76, 40,015.38 and 14,191.22

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Solution

The fourth proportional to 26,660.76, 40,015.38 and 14,191.22 is: 21,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.76 : 40,015.38 = 14,191.22 : x
  2. Step 2: Convert to fraction form
    26,660.76/40,015.38 = 14,191.22/x
  3. Step 3: Cross multiply
    26,660.76x = 40,015.38 × 14,191.22
  4. Step 4: Simplify right side
    26,660.76x = 567,866,860.89
  5. Step 5: Solve for x
    x = 567,866,860.89/26,660.76
  6. Step 6: Final answer
    x = 21,299.73

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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.