Home / 36,912.40-55,368.60-22,113.70

Finding the Fourth Proportional to 36,912.40, 55,368.60 and 22,113.70

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Solution

The fourth proportional to 36,912.40, 55,368.60 and 22,113.70 is: 33,170.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,912.40 : 55,368.60 = 22,113.70 : x
  2. Step 2: Convert to fraction form
    36,912.40/55,368.60 = 22,113.70/x
  3. Step 3: Cross multiply
    36,912.40x = 55,368.60 × 22,113.70
  4. Step 4: Simplify right side
    36,912.40x = 1,224,404,609.82
  5. Step 5: Solve for x
    x = 1,224,404,609.82/36,912.40
  6. Step 6: Final answer
    x = 33,170.55

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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.