Home / 36,100.18-49,819.35-20,187.46

Finding the Fourth Proportional to 36,100.18, 49,819.35 and 20,187.46

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Solution

The fourth proportional to 36,100.18, 49,819.35 and 20,187.46 is: 27,859.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,100.18 : 49,819.35 = 20,187.46 : x
  2. Step 2: Convert to fraction form
    36,100.18/49,819.35 = 20,187.46/x
  3. Step 3: Cross multiply
    36,100.18x = 49,819.35 × 20,187.46
  4. Step 4: Simplify right side
    36,100.18x = 1,005,726,135.35
  5. Step 5: Solve for x
    x = 1,005,726,135.35/36,100.18
  6. Step 6: Final answer
    x = 27,859.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.