Home / 54,922.61-82,383.91-19,854.07

Finding the Fourth Proportional to 54,922.61, 82,383.91 and 19,854.07

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Solution

The fourth proportional to 54,922.61, 82,383.91 and 19,854.07 is: 29,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,922.61 : 82,383.91 = 19,854.07 : x
  2. Step 2: Convert to fraction form
    54,922.61/82,383.91 = 19,854.07/x
  3. Step 3: Cross multiply
    54,922.61x = 82,383.91 × 19,854.07
  4. Step 4: Simplify right side
    54,922.61x = 1,635,655,660.42
  5. Step 5: Solve for x
    x = 1,635,655,660.42/54,922.61
  6. Step 6: Final answer
    x = 29,781.10

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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.