Home / 36,207.04-49,956.34-21,855.53

Finding the Fourth Proportional to 36,207.04, 49,956.34 and 21,855.53

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Solution

The fourth proportional to 36,207.04, 49,956.34 and 21,855.53 is: 30,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,207.04 : 49,956.34 = 21,855.53 : x
  2. Step 2: Convert to fraction form
    36,207.04/49,956.34 = 21,855.53/x
  3. Step 3: Cross multiply
    36,207.04x = 49,956.34 × 21,855.53
  4. Step 4: Simplify right side
    36,207.04x = 1,091,822,287.56
  5. Step 5: Solve for x
    x = 1,091,822,287.56/36,207.04
  6. Step 6: Final answer
    x = 30,154.97

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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.