Home / 37,278.53-51,444.48-20,282.77

Finding the Fourth Proportional to 37,278.53, 51,444.48 and 20,282.77

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Solution

The fourth proportional to 37,278.53, 51,444.48 and 20,282.77 is: 27,990.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,278.53 : 51,444.48 = 20,282.77 : x
  2. Step 2: Convert to fraction form
    37,278.53/51,444.48 = 20,282.77/x
  3. Step 3: Cross multiply
    37,278.53x = 51,444.48 × 20,282.77
  4. Step 4: Simplify right side
    37,278.53x = 1,043,436,654.75
  5. Step 5: Solve for x
    x = 1,043,436,654.75/37,278.53
  6. Step 6: Final answer
    x = 27,990.29

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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.