Home / 37,231.85-51,380.07-21,316.43

Finding the Fourth Proportional to 37,231.85, 51,380.07 and 21,316.43

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Solution

The fourth proportional to 37,231.85, 51,380.07 and 21,316.43 is: 29,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,231.85 : 51,380.07 = 21,316.43 : x
  2. Step 2: Convert to fraction form
    37,231.85/51,380.07 = 21,316.43/x
  3. Step 3: Cross multiply
    37,231.85x = 51,380.07 × 21,316.43
  4. Step 4: Simplify right side
    37,231.85x = 1,095,239,408.65
  5. Step 5: Solve for x
    x = 1,095,239,408.65/37,231.85
  6. Step 6: Final answer
    x = 29,416.74

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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.