Home / 49,724.48-68,604.30-28,210.66

Finding the Fourth Proportional to 49,724.48, 68,604.30 and 28,210.66

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Solution

The fourth proportional to 49,724.48, 68,604.30 and 28,210.66 is: 38,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,724.48 : 68,604.30 = 28,210.66 : x
  2. Step 2: Convert to fraction form
    49,724.48/68,604.30 = 28,210.66/x
  3. Step 3: Cross multiply
    49,724.48x = 68,604.30 × 28,210.66
  4. Step 4: Simplify right side
    49,724.48x = 1,935,372,581.84
  5. Step 5: Solve for x
    x = 1,935,372,581.84/49,724.48
  6. Step 6: Final answer
    x = 38,921.93

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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.