Home / 19,449.82-29,168.24-7,600.51

Finding the Fourth Proportional to 19,449.82, 29,168.24 and 7,600.51

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Solution

The fourth proportional to 19,449.82, 29,168.24 and 7,600.51 is: 11,398.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.82 : 29,168.24 = 7,600.51 : x
  2. Step 2: Convert to fraction form
    19,449.82/29,168.24 = 7,600.51/x
  3. Step 3: Cross multiply
    19,449.82x = 29,168.24 × 7,600.51
  4. Step 4: Simplify right side
    19,449.82x = 221,693,388.88
  5. Step 5: Solve for x
    x = 221,693,388.88/19,449.82
  6. Step 6: Final answer
    x = 11,398.22

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1.5x scale

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.