Home / 19,968.48-29,901.49-19,377.25

Finding the Fourth Proportional to 19,968.48, 29,901.49 and 19,377.25

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Solution

The fourth proportional to 19,968.48, 29,901.49 and 19,377.25 is: 29,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968.48 : 29,901.49 = 19,377.25 : x
  2. Step 2: Convert to fraction form
    19,968.48/29,901.49 = 19,377.25/x
  3. Step 3: Cross multiply
    19,968.48x = 29,901.49 × 19,377.25
  4. Step 4: Simplify right side
    19,968.48x = 579,408,523.91
  5. Step 5: Solve for x
    x = 579,408,523.91/19,968.48
  6. Step 6: Final answer
    x = 29,016.16

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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.