Home / 23,079.68-34,625.35-6,439.70

Finding the Fourth Proportional to 23,079.68, 34,625.35 and 6,439.70

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Solution

The fourth proportional to 23,079.68, 34,625.35 and 6,439.70 is: 9,661.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.68 : 34,625.35 = 6,439.70 : x
  2. Step 2: Convert to fraction form
    23,079.68/34,625.35 = 6,439.70/x
  3. Step 3: Cross multiply
    23,079.68x = 34,625.35 × 6,439.70
  4. Step 4: Simplify right side
    23,079.68x = 222,976,936.86
  5. Step 5: Solve for x
    x = 222,976,936.86/23,079.68
  6. Step 6: Final answer
    x = 9,661.18

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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.