Home / 25,735.62-35,517.00-18,960.71

Finding the Fourth Proportional to 25,735.62, 35,517.00 and 18,960.71

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Solution

The fourth proportional to 25,735.62, 35,517.00 and 18,960.71 is: 26,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,735.62 : 35,517.00 = 18,960.71 : x
  2. Step 2: Convert to fraction form
    25,735.62/35,517.00 = 18,960.71/x
  3. Step 3: Cross multiply
    25,735.62x = 35,517.00 × 18,960.71
  4. Step 4: Simplify right side
    25,735.62x = 673,427,312.08
  5. Step 5: Solve for x
    x = 673,427,312.08/25,735.62
  6. Step 6: Final answer
    x = 26,167.13

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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.