Home / 22,214.50-33,194.41-16,920.10

Finding the Fourth Proportional to 22,214.50, 33,194.41 and 16,920.10

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Solution

The fourth proportional to 22,214.50, 33,194.41 and 16,920.10 is: 25,283.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,214.50 : 33,194.41 = 16,920.10 : x
  2. Step 2: Convert to fraction form
    22,214.50/33,194.41 = 16,920.10/x
  3. Step 3: Cross multiply
    22,214.50x = 33,194.41 × 16,920.10
  4. Step 4: Simplify right side
    22,214.50x = 561,652,736.64
  5. Step 5: Solve for x
    x = 561,652,736.64/22,214.50
  6. Step 6: Final answer
    x = 25,283.16

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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.