Home / 37,268.46-51,432.58-21,355.56

Finding the Fourth Proportional to 37,268.46, 51,432.58 and 21,355.56

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Solution

The fourth proportional to 37,268.46, 51,432.58 and 21,355.56 is: 29,471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,268.46 : 51,432.58 = 21,355.56 : x
  2. Step 2: Convert to fraction form
    37,268.46/51,432.58 = 21,355.56/x
  3. Step 3: Cross multiply
    37,268.46x = 51,432.58 × 21,355.56
  4. Step 4: Simplify right side
    37,268.46x = 1,098,371,548.14
  5. Step 5: Solve for x
    x = 1,098,371,548.14/37,268.46
  6. Step 6: Final answer
    x = 29,471.88

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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.