Home / 22,176.28-33,246.74-12,805.66

Finding the Fourth Proportional to 22,176.28, 33,246.74 and 12,805.66

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Solution

The fourth proportional to 22,176.28, 33,246.74 and 12,805.66 is: 19,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176.28 : 33,246.74 = 12,805.66 : x
  2. Step 2: Convert to fraction form
    22,176.28/33,246.74 = 12,805.66/x
  3. Step 3: Cross multiply
    22,176.28x = 33,246.74 × 12,805.66
  4. Step 4: Simplify right side
    22,176.28x = 425,746,448.55
  5. Step 5: Solve for x
    x = 425,746,448.55/22,176.28
  6. Step 6: Final answer
    x = 19,198.28

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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.