Home / 22,265.20-33,143.36-21,933.01

Finding the Fourth Proportional to 22,265.20, 33,143.36 and 21,933.01

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Solution

The fourth proportional to 22,265.20, 33,143.36 and 21,933.01 is: 32,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.20 : 33,143.36 = 21,933.01 : x
  2. Step 2: Convert to fraction form
    22,265.20/33,143.36 = 21,933.01/x
  3. Step 3: Cross multiply
    22,265.20x = 33,143.36 × 21,933.01
  4. Step 4: Simplify right side
    22,265.20x = 726,933,646.31
  5. Step 5: Solve for x
    x = 726,933,646.31/22,265.20
  6. Step 6: Final answer
    x = 32,648.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.