Home / 22,208.78-33,298.35-9,057.62

Finding the Fourth Proportional to 22,208.78, 33,298.35 and 9,057.62

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Solution

The fourth proportional to 22,208.78, 33,298.35 and 9,057.62 is: 13,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208.78 : 33,298.35 = 9,057.62 : x
  2. Step 2: Convert to fraction form
    22,208.78/33,298.35 = 9,057.62/x
  3. Step 3: Cross multiply
    22,208.78x = 33,298.35 × 9,057.62
  4. Step 4: Simplify right side
    22,208.78x = 301,603,800.93
  5. Step 5: Solve for x
    x = 301,603,800.93/22,208.78
  6. Step 6: Final answer
    x = 13,580.39

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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.