Home / 49,336.32-68,085.12-28,115.52

Finding the Fourth Proportional to 49,336.32, 68,085.12 and 28,115.52

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Solution

The fourth proportional to 49,336.32, 68,085.12 and 28,115.52 is: 38,799.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,336.32 : 68,085.12 = 28,115.52 : x
  2. Step 2: Convert to fraction form
    49,336.32/68,085.12 = 28,115.52/x
  3. Step 3: Cross multiply
    49,336.32x = 68,085.12 × 28,115.52
  4. Step 4: Simplify right side
    49,336.32x = 1,914,248,553.06
  5. Step 5: Solve for x
    x = 1,914,248,553.06/49,336.32
  6. Step 6: Final answer
    x = 38,799.99

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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.