Home / 36,922.40-55,383.60-19,207.70

Finding the Fourth Proportional to 36,922.40, 55,383.60 and 19,207.70

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Solution

The fourth proportional to 36,922.40, 55,383.60 and 19,207.70 is: 28,811.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,922.40 : 55,383.60 = 19,207.70 : x
  2. Step 2: Convert to fraction form
    36,922.40/55,383.60 = 19,207.70/x
  3. Step 3: Cross multiply
    36,922.40x = 55,383.60 × 19,207.70
  4. Step 4: Simplify right side
    36,922.40x = 1,063,791,573.72
  5. Step 5: Solve for x
    x = 1,063,791,573.72/36,922.40
  6. Step 6: Final answer
    x = 28,811.55

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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.