Home / 16,759.68-25,131.76-15,446.40

Finding the Fourth Proportional to 16,759.68, 25,131.76 and 15,446.40

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Solution

The fourth proportional to 16,759.68, 25,131.76 and 15,446.40 is: 23,162.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.68 : 25,131.76 = 15,446.40 : x
  2. Step 2: Convert to fraction form
    16,759.68/25,131.76 = 15,446.40/x
  3. Step 3: Cross multiply
    16,759.68x = 25,131.76 × 15,446.40
  4. Step 4: Simplify right side
    16,759.68x = 388,195,217.66
  5. Step 5: Solve for x
    x = 388,195,217.66/16,759.68
  6. Step 6: Final answer
    x = 23,162.45

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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.