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Finding the Fourth Proportional to 29,797.76, 41,118.08 and 17,858.88

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Solution

The fourth proportional to 29,797.76, 41,118.08 and 17,858.88 is: 24,643.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,797.76 : 41,118.08 = 17,858.88 : x
  2. Step 2: Convert to fraction form
    29,797.76/41,118.08 = 17,858.88/x
  3. Step 3: Cross multiply
    29,797.76x = 41,118.08 × 17,858.88
  4. Step 4: Simplify right side
    29,797.76x = 734,322,856.55
  5. Step 5: Solve for x
    x = 734,322,856.55/29,797.76
  6. Step 6: Final answer
    x = 24,643.56

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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.