Home / 49,530.54-68,356.86-28,305.69

Finding the Fourth Proportional to 49,530.54, 68,356.86 and 28,305.69

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Solution

The fourth proportional to 49,530.54, 68,356.86 and 28,305.69 is: 39,064.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.54 : 68,356.86 = 28,305.69 : x
  2. Step 2: Convert to fraction form
    49,530.54/68,356.86 = 28,305.69/x
  3. Step 3: Cross multiply
    49,530.54x = 68,356.86 × 28,305.69
  4. Step 4: Simplify right side
    49,530.54x = 1,934,888,088.53
  5. Step 5: Solve for x
    x = 1,934,888,088.53/49,530.54
  6. Step 6: Final answer
    x = 39,064.55

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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.