Home / 22,072.80-33,109.13-8,925.02

Finding the Fourth Proportional to 22,072.80, 33,109.13 and 8,925.02

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Solution

The fourth proportional to 22,072.80, 33,109.13 and 8,925.02 is: 13,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,072.80 : 33,109.13 = 8,925.02 : x
  2. Step 2: Convert to fraction form
    22,072.80/33,109.13 = 8,925.02/x
  3. Step 3: Cross multiply
    22,072.80x = 33,109.13 × 8,925.02
  4. Step 4: Simplify right side
    22,072.80x = 295,499,647.43
  5. Step 5: Solve for x
    x = 295,499,647.43/22,072.80
  6. Step 6: Final answer
    x = 13,387.50

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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.