Home / 36,654.17-54,997.65-21,071.81

Finding the Fourth Proportional to 36,654.17, 54,997.65 and 21,071.81

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Solution

The fourth proportional to 36,654.17, 54,997.65 and 21,071.81 is: 31,617.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,654.17 : 54,997.65 = 21,071.81 : x
  2. Step 2: Convert to fraction form
    36,654.17/54,997.65 = 21,071.81/x
  3. Step 3: Cross multiply
    36,654.17x = 54,997.65 × 21,071.81
  4. Step 4: Simplify right side
    36,654.17x = 1,158,900,031.25
  5. Step 5: Solve for x
    x = 1,158,900,031.25/36,654.17
  6. Step 6: Final answer
    x = 31,617.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.