Home / 16,678.26-25,017.38-7,908.39

Finding the Fourth Proportional to 16,678.26, 25,017.38 and 7,908.39

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Solution

The fourth proportional to 16,678.26, 25,017.38 and 7,908.39 is: 11,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.26 : 25,017.38 = 7,908.39 : x
  2. Step 2: Convert to fraction form
    16,678.26/25,017.38 = 7,908.39/x
  3. Step 3: Cross multiply
    16,678.26x = 25,017.38 × 7,908.39
  4. Step 4: Simplify right side
    16,678.26x = 197,847,158.28
  5. Step 5: Solve for x
    x = 197,847,158.28/16,678.26
  6. Step 6: Final answer
    x = 11,862.58

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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.