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Finding the Fourth Proportional to 30,122.01, 41,569.07 and 17,542.17

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Solution

The fourth proportional to 30,122.01, 41,569.07 and 17,542.17 is: 24,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.01 : 41,569.07 = 17,542.17 : x
  2. Step 2: Convert to fraction form
    30,122.01/41,569.07 = 17,542.17/x
  3. Step 3: Cross multiply
    30,122.01x = 41,569.07 × 17,542.17
  4. Step 4: Simplify right side
    30,122.01x = 729,211,604.97
  5. Step 5: Solve for x
    x = 729,211,604.97/30,122.01
  6. Step 6: Final answer
    x = 24,208.60

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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.