Home / 37,320.42-51,506.90-21,404.53

Finding the Fourth Proportional to 37,320.42, 51,506.90 and 21,404.53

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Solution

The fourth proportional to 37,320.42, 51,506.90 and 21,404.53 is: 29,540.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,320.42 : 51,506.90 = 21,404.53 : x
  2. Step 2: Convert to fraction form
    37,320.42/51,506.90 = 21,404.53/x
  3. Step 3: Cross multiply
    37,320.42x = 51,506.90 × 21,404.53
  4. Step 4: Simplify right side
    37,320.42x = 1,102,481,023.88
  5. Step 5: Solve for x
    x = 1,102,481,023.88/37,320.42
  6. Step 6: Final answer
    x = 29,540.96

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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.