Home / 48,481.84-66,898.92-28,067.38

Finding the Fourth Proportional to 48,481.84, 66,898.92 and 28,067.38

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Solution

The fourth proportional to 48,481.84, 66,898.92 and 28,067.38 is: 38,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,481.84 : 66,898.92 = 28,067.38 : x
  2. Step 2: Convert to fraction form
    48,481.84/66,898.92 = 28,067.38/x
  3. Step 3: Cross multiply
    48,481.84x = 66,898.92 × 28,067.38
  4. Step 4: Simplify right side
    48,481.84x = 1,877,677,409.23
  5. Step 5: Solve for x
    x = 1,877,677,409.23/48,481.84
  6. Step 6: Final answer
    x = 38,729.50

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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.