Home / 38,451.49-57,573.01-19,944.61

Finding the Fourth Proportional to 38,451.49, 57,573.01 and 19,944.61

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Solution

The fourth proportional to 38,451.49, 57,573.01 and 19,944.61 is: 29,862.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,451.49 : 57,573.01 = 19,944.61 : x
  2. Step 2: Convert to fraction form
    38,451.49/57,573.01 = 19,944.61/x
  3. Step 3: Cross multiply
    38,451.49x = 57,573.01 × 19,944.61
  4. Step 4: Simplify right side
    38,451.49x = 1,148,271,037.18
  5. Step 5: Solve for x
    x = 1,148,271,037.18/38,451.49
  6. Step 6: Final answer
    x = 29,862.85

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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.