Home / 16,230.17-22,412.80-11,943.65

Finding the Fourth Proportional to 16,230.17, 22,412.80 and 11,943.65

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Solution

The fourth proportional to 16,230.17, 22,412.80 and 11,943.65 is: 16,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,230.17 : 22,412.80 = 11,943.65 : x
  2. Step 2: Convert to fraction form
    16,230.17/22,412.80 = 11,943.65/x
  3. Step 3: Cross multiply
    16,230.17x = 22,412.80 × 11,943.65
  4. Step 4: Simplify right side
    16,230.17x = 267,690,709.68
  5. Step 5: Solve for x
    x = 267,690,709.68/16,230.17
  6. Step 6: Final answer
    x = 16,493.40

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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.