Home / 36,207.73-49,957.29-21,856.22

Finding the Fourth Proportional to 36,207.73, 49,957.29 and 21,856.22

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Solution

The fourth proportional to 36,207.73, 49,957.29 and 21,856.22 is: 30,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,207.73 : 49,957.29 = 21,856.22 : x
  2. Step 2: Convert to fraction form
    36,207.73/49,957.29 = 21,856.22/x
  3. Step 3: Cross multiply
    36,207.73x = 49,957.29 × 21,856.22
  4. Step 4: Simplify right side
    36,207.73x = 1,091,877,520.84
  5. Step 5: Solve for x
    x = 1,091,877,520.84/36,207.73
  6. Step 6: Final answer
    x = 30,155.92

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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.