Home / 16,908.99-25,355.79-7,042.38

Finding the Fourth Proportional to 16,908.99, 25,355.79 and 7,042.38

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Solution

The fourth proportional to 16,908.99, 25,355.79 and 7,042.38 is: 10,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.99 : 25,355.79 = 7,042.38 : x
  2. Step 2: Convert to fraction form
    16,908.99/25,355.79 = 7,042.38/x
  3. Step 3: Cross multiply
    16,908.99x = 25,355.79 × 7,042.38
  4. Step 4: Simplify right side
    16,908.99x = 178,565,108.38
  5. Step 5: Solve for x
    x = 178,565,108.38/16,908.99
  6. Step 6: Final answer
    x = 10,560.37

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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.