Home / 37,218-51,360.84-20,452.08

Finding the Fourth Proportional to 37,218, 51,360.84 and 20,452.08

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Solution

The fourth proportional to 37,218, 51,360.84 and 20,452.08 is: 28,223.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,218 : 51,360.84 = 20,452.08 : x
  2. Step 2: Convert to fraction form
    37,218/51,360.84 = 20,452.08/x
  3. Step 3: Cross multiply
    37,218x = 51,360.84 × 20,452.08
  4. Step 4: Simplify right side
    37,218x = 1,050,436,008.55
  5. Step 5: Solve for x
    x = 1,050,436,008.55/37,218
  6. Step 6: Final answer
    x = 28,223.87

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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.