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Finding the Fourth Proportional to 37,189.60, 55,724.92 and 33,412.93

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Solution

The fourth proportional to 37,189.60, 55,724.92 and 33,412.93 is: 50,065.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,189.60 : 55,724.92 = 33,412.93 : x
  2. Step 2: Convert to fraction form
    37,189.60/55,724.92 = 33,412.93/x
  3. Step 3: Cross multiply
    37,189.60x = 55,724.92 × 33,412.93
  4. Step 4: Simplify right side
    37,189.60x = 1,861,932,851.22
  5. Step 5: Solve for x
    x = 1,861,932,851.22/37,189.60
  6. Step 6: Final answer
    x = 50,065.96

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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.