Home / 16,680.62-23,019.26-9,126.97

Finding the Fourth Proportional to 16,680.62, 23,019.26 and 9,126.97

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Solution

The fourth proportional to 16,680.62, 23,019.26 and 9,126.97 is: 12,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.62 : 23,019.26 = 9,126.97 : x
  2. Step 2: Convert to fraction form
    16,680.62/23,019.26 = 9,126.97/x
  3. Step 3: Cross multiply
    16,680.62x = 23,019.26 × 9,126.97
  4. Step 4: Simplify right side
    16,680.62x = 210,095,992.26
  5. Step 5: Solve for x
    x = 210,095,992.26/16,680.62
  6. Step 6: Final answer
    x = 12,595.21

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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.