Home / 37,274.31-51,439.73-21,363.75

Finding the Fourth Proportional to 37,274.31, 51,439.73 and 21,363.75

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Solution

The fourth proportional to 37,274.31, 51,439.73 and 21,363.75 is: 29,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,274.31 : 51,439.73 = 21,363.75 : x
  2. Step 2: Convert to fraction form
    37,274.31/51,439.73 = 21,363.75/x
  3. Step 3: Cross multiply
    37,274.31x = 51,439.73 × 21,363.75
  4. Step 4: Simplify right side
    37,274.31x = 1,098,945,424.97
  5. Step 5: Solve for x
    x = 1,098,945,424.97/37,274.31
  6. Step 6: Final answer
    x = 29,482.65

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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.