Home / 38,599.74-57,921.48-21,949.38

Finding the Fourth Proportional to 38,599.74, 57,921.48 and 21,949.38

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Solution

The fourth proportional to 38,599.74, 57,921.48 and 21,949.38 is: 32,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,599.74 : 57,921.48 = 21,949.38 : x
  2. Step 2: Convert to fraction form
    38,599.74/57,921.48 = 21,949.38/x
  3. Step 3: Cross multiply
    38,599.74x = 57,921.48 × 21,949.38
  4. Step 4: Simplify right side
    38,599.74x = 1,271,340,574.68
  5. Step 5: Solve for x
    x = 1,271,340,574.68/38,599.74
  6. Step 6: Final answer
    x = 32,936.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.