Home / 22,189.68-33,292.29-13,859.94

Finding the Fourth Proportional to 22,189.68, 33,292.29 and 13,859.94

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Solution

The fourth proportional to 22,189.68, 33,292.29 and 13,859.94 is: 20,794.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,189.68 : 33,292.29 = 13,859.94 : x
  2. Step 2: Convert to fraction form
    22,189.68/33,292.29 = 13,859.94/x
  3. Step 3: Cross multiply
    22,189.68x = 33,292.29 × 13,859.94
  4. Step 4: Simplify right side
    22,189.68x = 461,429,209.48
  5. Step 5: Solve for x
    x = 461,429,209.48/22,189.68
  6. Step 6: Final answer
    x = 20,794.77

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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.