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Finding the Fourth Proportional to 29,992.91, 41,398.22 and 17,247.48

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Solution

The fourth proportional to 29,992.91, 41,398.22 and 17,247.48 is: 23,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,992.91 : 41,398.22 = 17,247.48 : x
  2. Step 2: Convert to fraction form
    29,992.91/41,398.22 = 17,247.48/x
  3. Step 3: Cross multiply
    29,992.91x = 41,398.22 × 17,247.48
  4. Step 4: Simplify right side
    29,992.91x = 714,014,885.25
  5. Step 5: Solve for x
    x = 714,014,885.25/29,992.91
  6. Step 6: Final answer
    x = 23,806.13

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1.5x scale

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.