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Finding the Fourth Proportional to 36,190.19, 54,251.25 and 19,525.25

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Solution

The fourth proportional to 36,190.19, 54,251.25 and 19,525.25 is: 29,269.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190.19 : 54,251.25 = 19,525.25 : x
  2. Step 2: Convert to fraction form
    36,190.19/54,251.25 = 19,525.25/x
  3. Step 3: Cross multiply
    36,190.19x = 54,251.25 × 19,525.25
  4. Step 4: Simplify right side
    36,190.19x = 1,059,268,947.81
  5. Step 5: Solve for x
    x = 1,059,268,947.81/36,190.19
  6. Step 6: Final answer
    x = 29,269.51

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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.