Home / 37,449.12-51,679.34-21,533.62

Finding the Fourth Proportional to 37,449.12, 51,679.34 and 21,533.62

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Solution

The fourth proportional to 37,449.12, 51,679.34 and 21,533.62 is: 29,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,449.12 : 51,679.34 = 21,533.62 : x
  2. Step 2: Convert to fraction form
    37,449.12/51,679.34 = 21,533.62/x
  3. Step 3: Cross multiply
    37,449.12x = 51,679.34 × 21,533.62
  4. Step 4: Simplify right side
    37,449.12x = 1,112,843,269.41
  5. Step 5: Solve for x
    x = 1,112,843,269.41/37,449.12
  6. Step 6: Final answer
    x = 29,716.14

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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.