Home / 22,135.86-33,175.71-21,901.50

Finding the Fourth Proportional to 22,135.86, 33,175.71 and 21,901.50

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Solution

The fourth proportional to 22,135.86, 33,175.71 and 21,901.50 is: 32,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135.86 : 33,175.71 = 21,901.50 : x
  2. Step 2: Convert to fraction form
    22,135.86/33,175.71 = 21,901.50/x
  3. Step 3: Cross multiply
    22,135.86x = 33,175.71 × 21,901.50
  4. Step 4: Simplify right side
    22,135.86x = 726,597,812.57
  5. Step 5: Solve for x
    x = 726,597,812.57/22,135.86
  6. Step 6: Final answer
    x = 32,824.47

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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.