Home / 30,217.39-45,358.89-22,295.05

Finding the Fourth Proportional to 30,217.39, 45,358.89 and 22,295.05

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Solution

The fourth proportional to 30,217.39, 45,358.89 and 22,295.05 is: 33,466.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217.39 : 45,358.89 = 22,295.05 : x
  2. Step 2: Convert to fraction form
    30,217.39/45,358.89 = 22,295.05/x
  3. Step 3: Cross multiply
    30,217.39x = 45,358.89 × 22,295.05
  4. Step 4: Simplify right side
    30,217.39x = 1,011,278,720.49
  5. Step 5: Solve for x
    x = 1,011,278,720.49/30,217.39
  6. Step 6: Final answer
    x = 33,466.78

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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.