Home / 36,072.06-49,780.54-20,157.18

Finding the Fourth Proportional to 36,072.06, 49,780.54 and 20,157.18

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Solution

The fourth proportional to 36,072.06, 49,780.54 and 20,157.18 is: 27,817.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.06 : 49,780.54 = 20,157.18 : x
  2. Step 2: Convert to fraction form
    36,072.06/49,780.54 = 20,157.18/x
  3. Step 3: Cross multiply
    36,072.06x = 49,780.54 × 20,157.18
  4. Step 4: Simplify right side
    36,072.06x = 1,003,435,305.28
  5. Step 5: Solve for x
    x = 1,003,435,305.28/36,072.06
  6. Step 6: Final answer
    x = 27,817.52

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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.