Home / 23,443.39-35,134.52-20,474.79

Finding the Fourth Proportional to 23,443.39, 35,134.52 and 20,474.79

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Solution

The fourth proportional to 23,443.39, 35,134.52 and 20,474.79 is: 30,685.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,443.39 : 35,134.52 = 20,474.79 : x
  2. Step 2: Convert to fraction form
    23,443.39/35,134.52 = 20,474.79/x
  3. Step 3: Cross multiply
    23,443.39x = 35,134.52 × 20,474.79
  4. Step 4: Simplify right side
    23,443.39x = 719,371,640.70
  5. Step 5: Solve for x
    x = 719,371,640.70/23,443.39
  6. Step 6: Final answer
    x = 30,685.49

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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.