Home / 28,060.62-38,725.71-16,126.86

Finding the Fourth Proportional to 28,060.62, 38,725.71 and 16,126.86

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Solution

The fourth proportional to 28,060.62, 38,725.71 and 16,126.86 is: 22,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060.62 : 38,725.71 = 16,126.86 : x
  2. Step 2: Convert to fraction form
    28,060.62/38,725.71 = 16,126.86/x
  3. Step 3: Cross multiply
    28,060.62x = 38,725.71 × 16,126.86
  4. Step 4: Simplify right side
    28,060.62x = 624,524,103.57
  5. Step 5: Solve for x
    x = 624,524,103.57/28,060.62
  6. Step 6: Final answer
    x = 22,256.25

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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.