Home / 17,664.88-24,377.70-9,707.28

Finding the Fourth Proportional to 17,664.88, 24,377.70 and 9,707.28

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Solution

The fourth proportional to 17,664.88, 24,377.70 and 9,707.28 is: 13,396.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,664.88 : 24,377.70 = 9,707.28 : x
  2. Step 2: Convert to fraction form
    17,664.88/24,377.70 = 9,707.28/x
  3. Step 3: Cross multiply
    17,664.88x = 24,377.70 × 9,707.28
  4. Step 4: Simplify right side
    17,664.88x = 236,641,159.66
  5. Step 5: Solve for x
    x = 236,641,159.66/17,664.88
  6. Step 6: Final answer
    x = 13,396.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.