Home / 37,278.09-51,444.27-20,282.82

Finding the Fourth Proportional to 37,278.09, 51,444.27 and 20,282.82

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Solution

The fourth proportional to 37,278.09, 51,444.27 and 20,282.82 is: 27,990.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,278.09 : 51,444.27 = 20,282.82 : x
  2. Step 2: Convert to fraction form
    37,278.09/51,444.27 = 20,282.82/x
  3. Step 3: Cross multiply
    37,278.09x = 51,444.27 × 20,282.82
  4. Step 4: Simplify right side
    37,278.09x = 1,043,434,675.53
  5. Step 5: Solve for x
    x = 1,043,434,675.53/37,278.09
  6. Step 6: Final answer
    x = 27,990.56

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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.