Home / 22,259.76-33,361.92-19,479.84

Finding the Fourth Proportional to 22,259.76, 33,361.92 and 19,479.84

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Solution

The fourth proportional to 22,259.76, 33,361.92 and 19,479.84 is: 29,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259.76 : 33,361.92 = 19,479.84 : x
  2. Step 2: Convert to fraction form
    22,259.76/33,361.92 = 19,479.84/x
  3. Step 3: Cross multiply
    22,259.76x = 33,361.92 × 19,479.84
  4. Step 4: Simplify right side
    22,259.76x = 649,884,863.69
  5. Step 5: Solve for x
    x = 649,884,863.69/22,259.76
  6. Step 6: Final answer
    x = 29,195.50

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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.