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Finding the Fourth Proportional to 29,170.28, 43,754.90 and 9,448.88

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Solution

The fourth proportional to 29,170.28, 43,754.90 and 9,448.88 is: 14,173.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,170.28 : 43,754.90 = 9,448.88 : x
  2. Step 2: Convert to fraction form
    29,170.28/43,754.90 = 9,448.88/x
  3. Step 3: Cross multiply
    29,170.28x = 43,754.90 × 9,448.88
  4. Step 4: Simplify right side
    29,170.28x = 413,434,799.51
  5. Step 5: Solve for x
    x = 413,434,799.51/29,170.28
  6. Step 6: Final answer
    x = 14,173.15

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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.