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Finding the Fourth Proportional to 29,865.52, 41,212.02 and 17,291.08

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Solution

The fourth proportional to 29,865.52, 41,212.02 and 17,291.08 is: 23,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,865.52 : 41,212.02 = 17,291.08 : x
  2. Step 2: Convert to fraction form
    29,865.52/41,212.02 = 17,291.08/x
  3. Step 3: Cross multiply
    29,865.52x = 41,212.02 × 17,291.08
  4. Step 4: Simplify right side
    29,865.52x = 712,600,334.78
  5. Step 5: Solve for x
    x = 712,600,334.78/29,865.52
  6. Step 6: Final answer
    x = 23,860.30

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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.