Home / 19,718.54-29,530.67-11,373.26

Finding the Fourth Proportional to 19,718.54, 29,530.67 and 11,373.26

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Solution

The fourth proportional to 19,718.54, 29,530.67 and 11,373.26 is: 17,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718.54 : 29,530.67 = 11,373.26 : x
  2. Step 2: Convert to fraction form
    19,718.54/29,530.67 = 11,373.26/x
  3. Step 3: Cross multiply
    19,718.54x = 29,530.67 × 11,373.26
  4. Step 4: Simplify right side
    19,718.54x = 335,859,949.47
  5. Step 5: Solve for x
    x = 335,859,949.47/19,718.54
  6. Step 6: Final answer
    x = 17,032.69

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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.