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Finding the Fourth Proportional to 38,091.48, 56,735.03 and 36,091.07

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Solution

The fourth proportional to 38,091.48, 56,735.03 and 36,091.07 is: 53,755.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,091.48 : 56,735.03 = 36,091.07 : x
  2. Step 2: Convert to fraction form
    38,091.48/56,735.03 = 36,091.07/x
  3. Step 3: Cross multiply
    38,091.48x = 56,735.03 × 36,091.07
  4. Step 4: Simplify right side
    38,091.48x = 2,047,627,958.49
  5. Step 5: Solve for x
    x = 2,047,627,958.49/38,091.48
  6. Step 6: Final answer
    x = 53,755.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.