Home / 37,273.54-51,438.45-20,278.84

Finding the Fourth Proportional to 37,273.54, 51,438.45 and 20,278.84

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Solution

The fourth proportional to 37,273.54, 51,438.45 and 20,278.84 is: 27,985.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,273.54 : 51,438.45 = 20,278.84 : x
  2. Step 2: Convert to fraction form
    37,273.54/51,438.45 = 20,278.84/x
  3. Step 3: Cross multiply
    37,273.54x = 51,438.45 × 20,278.84
  4. Step 4: Simplify right side
    37,273.54x = 1,043,112,097.40
  5. Step 5: Solve for x
    x = 1,043,112,097.40/37,273.54
  6. Step 6: Final answer
    x = 27,985.32

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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.