Home / 22,174.28-33,243.75-12,803.66

Finding the Fourth Proportional to 22,174.28, 33,243.75 and 12,803.66

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Solution

The fourth proportional to 22,174.28, 33,243.75 and 12,803.66 is: 19,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,174.28 : 33,243.75 = 12,803.66 : x
  2. Step 2: Convert to fraction form
    22,174.28/33,243.75 = 12,803.66/x
  3. Step 3: Cross multiply
    22,174.28x = 33,243.75 × 12,803.66
  4. Step 4: Simplify right side
    22,174.28x = 425,641,505.91
  5. Step 5: Solve for x
    x = 425,641,505.91/22,174.28
  6. Step 6: Final answer
    x = 19,195.28

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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.