Home / 22,530.20-33,740.82-21,939.71

Finding the Fourth Proportional to 22,530.20, 33,740.82 and 21,939.71

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Solution

The fourth proportional to 22,530.20, 33,740.82 and 21,939.71 is: 32,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,530.20 : 33,740.82 = 21,939.71 : x
  2. Step 2: Convert to fraction form
    22,530.20/33,740.82 = 21,939.71/x
  3. Step 3: Cross multiply
    22,530.20x = 33,740.82 × 21,939.71
  4. Step 4: Simplify right side
    22,530.20x = 740,263,637.26
  5. Step 5: Solve for x
    x = 740,263,637.26/22,530.20
  6. Step 6: Final answer
    x = 32,856.51

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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.