Home / 37,272.54-51,437.07-20,277.84

Finding the Fourth Proportional to 37,272.54, 51,437.07 and 20,277.84

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Solution

The fourth proportional to 37,272.54, 51,437.07 and 20,277.84 is: 27,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,272.54 : 51,437.07 = 20,277.84 : x
  2. Step 2: Convert to fraction form
    37,272.54/51,437.07 = 20,277.84/x
  3. Step 3: Cross multiply
    37,272.54x = 51,437.07 × 20,277.84
  4. Step 4: Simplify right side
    37,272.54x = 1,043,032,675.53
  5. Step 5: Solve for x
    x = 1,043,032,675.53/37,272.54
  6. Step 6: Final answer
    x = 27,983.94

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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.