Home / 22,135.97-33,204.77-8,988.05

Finding the Fourth Proportional to 22,135.97, 33,204.77 and 8,988.05

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Solution

The fourth proportional to 22,135.97, 33,204.77 and 8,988.05 is: 13,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135.97 : 33,204.77 = 8,988.05 : x
  2. Step 2: Convert to fraction form
    22,135.97/33,204.77 = 8,988.05/x
  3. Step 3: Cross multiply
    22,135.97x = 33,204.77 × 8,988.05
  4. Step 4: Simplify right side
    22,135.97x = 298,445,922.03
  5. Step 5: Solve for x
    x = 298,445,922.03/22,135.97
  6. Step 6: Final answer
    x = 13,482.40

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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.