Home / 15,005.38-22,505.71-9,441.69

Finding the Fourth Proportional to 15,005.38, 22,505.71 and 9,441.69

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Solution

The fourth proportional to 15,005.38, 22,505.71 and 9,441.69 is: 14,161.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,005.38 : 22,505.71 = 9,441.69 : x
  2. Step 2: Convert to fraction form
    15,005.38/22,505.71 = 9,441.69/x
  3. Step 3: Cross multiply
    15,005.38x = 22,505.71 × 9,441.69
  4. Step 4: Simplify right side
    15,005.38x = 212,491,997.84
  5. Step 5: Solve for x
    x = 212,491,997.84/15,005.38
  6. Step 6: Final answer
    x = 14,161.05

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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.