Home / 56,614.14-84,892.05-21,060.81

Finding the Fourth Proportional to 56,614.14, 84,892.05 and 21,060.81

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Solution

The fourth proportional to 56,614.14, 84,892.05 and 21,060.81 is: 31,580.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,614.14 : 84,892.05 = 21,060.81 : x
  2. Step 2: Convert to fraction form
    56,614.14/84,892.05 = 21,060.81/x
  3. Step 3: Cross multiply
    56,614.14x = 84,892.05 × 21,060.81
  4. Step 4: Simplify right side
    56,614.14x = 1,787,895,335.56
  5. Step 5: Solve for x
    x = 1,787,895,335.56/56,614.14
  6. Step 6: Final answer
    x = 31,580.37

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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.