Home / 28,621.62-39,497.66-16,046.36

Finding the Fourth Proportional to 28,621.62, 39,497.66 and 16,046.36

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Solution

The fourth proportional to 28,621.62, 39,497.66 and 16,046.36 is: 22,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,621.62 : 39,497.66 = 16,046.36 : x
  2. Step 2: Convert to fraction form
    28,621.62/39,497.66 = 16,046.36/x
  3. Step 3: Cross multiply
    28,621.62x = 39,497.66 × 16,046.36
  4. Step 4: Simplify right side
    28,621.62x = 633,793,671.52
  5. Step 5: Solve for x
    x = 633,793,671.52/28,621.62
  6. Step 6: Final answer
    x = 22,143.88

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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.