Home / 25,517.24-35,214.97-14,187.90

Finding the Fourth Proportional to 25,517.24, 35,214.97 and 14,187.90

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Solution

The fourth proportional to 25,517.24, 35,214.97 and 14,187.90 is: 19,579.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.24 : 35,214.97 = 14,187.90 : x
  2. Step 2: Convert to fraction form
    25,517.24/35,214.97 = 14,187.90/x
  3. Step 3: Cross multiply
    25,517.24x = 35,214.97 × 14,187.90
  4. Step 4: Simplify right side
    25,517.24x = 499,626,596.05
  5. Step 5: Solve for x
    x = 499,626,596.05/25,517.24
  6. Step 6: Final answer
    x = 19,579.96

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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.