Home / 29,107.27-43,660.91-9,118.32

Finding the Fourth Proportional to 29,107.27, 43,660.91 and 9,118.32

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Solution

The fourth proportional to 29,107.27, 43,660.91 and 9,118.32 is: 13,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,107.27 : 43,660.91 = 9,118.32 : x
  2. Step 2: Convert to fraction form
    29,107.27/43,660.91 = 9,118.32/x
  3. Step 3: Cross multiply
    29,107.27x = 43,660.91 × 9,118.32
  4. Step 4: Simplify right side
    29,107.27x = 398,114,092.27
  5. Step 5: Solve for x
    x = 398,114,092.27/29,107.27
  6. Step 6: Final answer
    x = 13,677.48

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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.