Home / 22,182.45-33,273.68-11,648.40

Finding the Fourth Proportional to 22,182.45, 33,273.68 and 11,648.40

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Solution

The fourth proportional to 22,182.45, 33,273.68 and 11,648.40 is: 17,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.45 : 33,273.68 = 11,648.40 : x
  2. Step 2: Convert to fraction form
    22,182.45/33,273.68 = 11,648.40/x
  3. Step 3: Cross multiply
    22,182.45x = 33,273.68 × 11,648.40
  4. Step 4: Simplify right side
    22,182.45x = 387,585,075.87
  5. Step 5: Solve for x
    x = 387,585,075.87/22,182.45
  6. Step 6: Final answer
    x = 17,472.60

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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.