Home / 54,723.93-82,089.95-19,663.89

Finding the Fourth Proportional to 54,723.93, 82,089.95 and 19,663.89

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Solution

The fourth proportional to 54,723.93, 82,089.95 and 19,663.89 is: 29,497.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,723.93 : 82,089.95 = 19,663.89 : x
  2. Step 2: Convert to fraction form
    54,723.93/82,089.95 = 19,663.89/x
  3. Step 3: Cross multiply
    54,723.93x = 82,089.95 × 19,663.89
  4. Step 4: Simplify right side
    54,723.93x = 1,614,207,648.59
  5. Step 5: Solve for x
    x = 1,614,207,648.59/54,723.93
  6. Step 6: Final answer
    x = 29,497.29

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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.