Home / 49,555.43-68,389.25-28,046.28

Finding the Fourth Proportional to 49,555.43, 68,389.25 and 28,046.28

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Solution

The fourth proportional to 49,555.43, 68,389.25 and 28,046.28 is: 38,705.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,555.43 : 68,389.25 = 28,046.28 : x
  2. Step 2: Convert to fraction form
    49,555.43/68,389.25 = 28,046.28/x
  3. Step 3: Cross multiply
    49,555.43x = 68,389.25 × 28,046.28
  4. Step 4: Simplify right side
    49,555.43x = 1,918,064,054.49
  5. Step 5: Solve for x
    x = 1,918,064,054.49/49,555.43
  6. Step 6: Final answer
    x = 38,705.43

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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.