Home / 29,117.27-43,645.61-19,758.12

Finding the Fourth Proportional to 29,117.27, 43,645.61 and 19,758.12

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Solution

The fourth proportional to 29,117.27, 43,645.61 and 19,758.12 is: 29,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117.27 : 43,645.61 = 19,758.12 : x
  2. Step 2: Convert to fraction form
    29,117.27/43,645.61 = 19,758.12/x
  3. Step 3: Cross multiply
    29,117.27x = 43,645.61 × 19,758.12
  4. Step 4: Simplify right side
    29,117.27x = 862,355,101.06
  5. Step 5: Solve for x
    x = 862,355,101.06/29,117.27
  6. Step 6: Final answer
    x = 29,616.62

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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.