Home / 49,947.66-68,929.11-27,287.61

Finding the Fourth Proportional to 49,947.66, 68,929.11 and 27,287.61

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Solution

The fourth proportional to 49,947.66, 68,929.11 and 27,287.61 is: 37,657.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,947.66 : 68,929.11 = 27,287.61 : x
  2. Step 2: Convert to fraction form
    49,947.66/68,929.11 = 27,287.61/x
  3. Step 3: Cross multiply
    49,947.66x = 68,929.11 × 27,287.61
  4. Step 4: Simplify right side
    49,947.66x = 1,880,910,721.83
  5. Step 5: Solve for x
    x = 1,880,910,721.83/49,947.66
  6. Step 6: Final answer
    x = 37,657.63

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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.