Home / 19,868.66-29,808.57-16,161.62

Finding the Fourth Proportional to 19,868.66, 29,808.57 and 16,161.62

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Solution

The fourth proportional to 19,868.66, 29,808.57 and 16,161.62 is: 24,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,868.66 : 29,808.57 = 16,161.62 : x
  2. Step 2: Convert to fraction form
    19,868.66/29,808.57 = 16,161.62/x
  3. Step 3: Cross multiply
    19,868.66x = 29,808.57 × 16,161.62
  4. Step 4: Simplify right side
    19,868.66x = 481,754,781.08
  5. Step 5: Solve for x
    x = 481,754,781.08/19,868.66
  6. Step 6: Final answer
    x = 24,246.97

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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.