Home / 16,865.68-25,125.36-16,107.52

Finding the Fourth Proportional to 16,865.68, 25,125.36 and 16,107.52

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Solution

The fourth proportional to 16,865.68, 25,125.36 and 16,107.52 is: 23,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865.68 : 25,125.36 = 16,107.52 : x
  2. Step 2: Convert to fraction form
    16,865.68/25,125.36 = 16,107.52/x
  3. Step 3: Cross multiply
    16,865.68x = 25,125.36 × 16,107.52
  4. Step 4: Simplify right side
    16,865.68x = 404,707,238.71
  5. Step 5: Solve for x
    x = 404,707,238.71/16,865.68
  6. Step 6: Final answer
    x = 23,995.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.