Home / 36,890.05-55,349.05-22,109.58

Finding the Fourth Proportional to 36,890.05, 55,349.05 and 22,109.58

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Solution

The fourth proportional to 36,890.05, 55,349.05 and 22,109.58 is: 33,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.05 : 55,349.05 = 22,109.58 : x
  2. Step 2: Convert to fraction form
    36,890.05/55,349.05 = 22,109.58/x
  3. Step 3: Cross multiply
    36,890.05x = 55,349.05 × 22,109.58
  4. Step 4: Simplify right side
    36,890.05x = 1,223,743,972.15
  5. Step 5: Solve for x
    x = 1,223,743,972.15/36,890.05
  6. Step 6: Final answer
    x = 33,172.74

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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.