Home / 45,687.15-68,517.59-17,604.99

Finding the Fourth Proportional to 45,687.15, 68,517.59 and 17,604.99

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Solution

The fourth proportional to 45,687.15, 68,517.59 and 17,604.99 is: 26,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,687.15 : 68,517.59 = 17,604.99 : x
  2. Step 2: Convert to fraction form
    45,687.15/68,517.59 = 17,604.99/x
  3. Step 3: Cross multiply
    45,687.15x = 68,517.59 × 17,604.99
  4. Step 4: Simplify right side
    45,687.15x = 1,206,251,398.75
  5. Step 5: Solve for x
    x = 1,206,251,398.75/45,687.15
  6. Step 6: Final answer
    x = 26,402.42

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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.