Home / 37,132.74-51,246-21,217.86

Finding the Fourth Proportional to 37,132.74, 51,246 and 21,217.86

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Solution

The fourth proportional to 37,132.74, 51,246 and 21,217.86 is: 29,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132.74 : 51,246 = 21,217.86 : x
  2. Step 2: Convert to fraction form
    37,132.74/51,246 = 21,217.86/x
  3. Step 3: Cross multiply
    37,132.74x = 51,246 × 21,217.86
  4. Step 4: Simplify right side
    37,132.74x = 1,087,330,453.56
  5. Step 5: Solve for x
    x = 1,087,330,453.56/37,132.74
  6. Step 6: Final answer
    x = 29,282.26

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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.