Home / 23,114.20-31,891.26-14,723.80

Finding the Fourth Proportional to 23,114.20, 31,891.26 and 14,723.80

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Solution

The fourth proportional to 23,114.20, 31,891.26 and 14,723.80 is: 20,314.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,114.20 : 31,891.26 = 14,723.80 : x
  2. Step 2: Convert to fraction form
    23,114.20/31,891.26 = 14,723.80/x
  3. Step 3: Cross multiply
    23,114.20x = 31,891.26 × 14,723.80
  4. Step 4: Simplify right side
    23,114.20x = 469,560,533.99
  5. Step 5: Solve for x
    x = 469,560,533.99/23,114.20
  6. Step 6: Final answer
    x = 20,314.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.