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Finding the Fourth Proportional to 29,906.92, 44,860.56 and 9,130.42

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Solution

The fourth proportional to 29,906.92, 44,860.56 and 9,130.42 is: 13,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,906.92 : 44,860.56 = 9,130.42 : x
  2. Step 2: Convert to fraction form
    29,906.92/44,860.56 = 9,130.42/x
  3. Step 3: Cross multiply
    29,906.92x = 44,860.56 × 9,130.42
  4. Step 4: Simplify right side
    29,906.92x = 409,595,754.24
  5. Step 5: Solve for x
    x = 409,595,754.24/29,906.92
  6. Step 6: Final answer
    x = 13,695.68

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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.