Home / 17,021.18-25,531.79-5,335.31

Finding the Fourth Proportional to 17,021.18, 25,531.79 and 5,335.31

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Solution

The fourth proportional to 17,021.18, 25,531.79 and 5,335.31 is: 8,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.18 : 25,531.79 = 5,335.31 : x
  2. Step 2: Convert to fraction form
    17,021.18/25,531.79 = 5,335.31/x
  3. Step 3: Cross multiply
    17,021.18x = 25,531.79 × 5,335.31
  4. Step 4: Simplify right side
    17,021.18x = 136,220,051.66
  5. Step 5: Solve for x
    x = 136,220,051.66/17,021.18
  6. Step 6: Final answer
    x = 8,002.97

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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.