Home / 17,192.12-25,792.20-5,345.28

Finding the Fourth Proportional to 17,192.12, 25,792.20 and 5,345.28

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Solution

The fourth proportional to 17,192.12, 25,792.20 and 5,345.28 is: 8,019.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,192.12 : 25,792.20 = 5,345.28 : x
  2. Step 2: Convert to fraction form
    17,192.12/25,792.20 = 5,345.28/x
  3. Step 3: Cross multiply
    17,192.12x = 25,792.20 × 5,345.28
  4. Step 4: Simplify right side
    17,192.12x = 137,866,530.82
  5. Step 5: Solve for x
    x = 137,866,530.82/17,192.12
  6. Step 6: Final answer
    x = 8,019.17

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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.