Home / 37,010.56-55,515.84-21,419.68

Finding the Fourth Proportional to 37,010.56, 55,515.84 and 21,419.68

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Solution

The fourth proportional to 37,010.56, 55,515.84 and 21,419.68 is: 32,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,010.56 : 55,515.84 = 21,419.68 : x
  2. Step 2: Convert to fraction form
    37,010.56/55,515.84 = 21,419.68/x
  3. Step 3: Cross multiply
    37,010.56x = 55,515.84 × 21,419.68
  4. Step 4: Simplify right side
    37,010.56x = 1,189,131,527.73
  5. Step 5: Solve for x
    x = 1,189,131,527.73/37,010.56
  6. Step 6: Final answer
    x = 32,129.52

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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.