Home / 37,374.75-51,577.20-20,607.75

Finding the Fourth Proportional to 37,374.75, 51,577.20 and 20,607.75

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Solution

The fourth proportional to 37,374.75, 51,577.20 and 20,607.75 is: 28,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,374.75 : 51,577.20 = 20,607.75 : x
  2. Step 2: Convert to fraction form
    37,374.75/51,577.20 = 20,607.75/x
  3. Step 3: Cross multiply
    37,374.75x = 51,577.20 × 20,607.75
  4. Step 4: Simplify right side
    37,374.75x = 1,062,890,043.30
  5. Step 5: Solve for x
    x = 1,062,890,043.30/37,374.75
  6. Step 6: Final answer
    x = 28,438.72

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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.