Home / 54,723.18-82,088.82-19,663.14

Finding the Fourth Proportional to 54,723.18, 82,088.82 and 19,663.14

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Solution

The fourth proportional to 54,723.18, 82,088.82 and 19,663.14 is: 29,496.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,723.18 : 82,088.82 = 19,663.14 : x
  2. Step 2: Convert to fraction form
    54,723.18/82,088.82 = 19,663.14/x
  3. Step 3: Cross multiply
    54,723.18x = 82,088.82 × 19,663.14
  4. Step 4: Simplify right side
    54,723.18x = 1,614,123,960.09
  5. Step 5: Solve for x
    x = 1,614,123,960.09/54,723.18
  6. Step 6: Final answer
    x = 29,496.17

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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.