Home / 16,310.70-22,502.78-9,934.68

Finding the Fourth Proportional to 16,310.70, 22,502.78 and 9,934.68

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Solution

The fourth proportional to 16,310.70, 22,502.78 and 9,934.68 is: 13,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,310.70 : 22,502.78 = 9,934.68 : x
  2. Step 2: Convert to fraction form
    16,310.70/22,502.78 = 9,934.68/x
  3. Step 3: Cross multiply
    16,310.70x = 22,502.78 × 9,934.68
  4. Step 4: Simplify right side
    16,310.70x = 223,557,918.41
  5. Step 5: Solve for x
    x = 223,557,918.41/16,310.70
  6. Step 6: Final answer
    x = 13,706.21

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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.