Home / 45,825.91-68,717.13-17,759.05

Finding the Fourth Proportional to 45,825.91, 68,717.13 and 17,759.05

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Solution

The fourth proportional to 45,825.91, 68,717.13 and 17,759.05 is: 26,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,825.91 : 68,717.13 = 17,759.05 : x
  2. Step 2: Convert to fraction form
    45,825.91/68,717.13 = 17,759.05/x
  3. Step 3: Cross multiply
    45,825.91x = 68,717.13 × 17,759.05
  4. Step 4: Simplify right side
    45,825.91x = 1,220,350,947.53
  5. Step 5: Solve for x
    x = 1,220,350,947.53/45,825.91
  6. Step 6: Final answer
    x = 26,630.15

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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.