Home / 34,268.06-47,295.39-20,118.17

Finding the Fourth Proportional to 34,268.06, 47,295.39 and 20,118.17

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Solution

The fourth proportional to 34,268.06, 47,295.39 and 20,118.17 is: 27,766.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,268.06 : 47,295.39 = 20,118.17 : x
  2. Step 2: Convert to fraction form
    34,268.06/47,295.39 = 20,118.17/x
  3. Step 3: Cross multiply
    34,268.06x = 47,295.39 × 20,118.17
  4. Step 4: Simplify right side
    34,268.06x = 951,496,889.92
  5. Step 5: Solve for x
    x = 951,496,889.92/34,268.06
  6. Step 6: Final answer
    x = 27,766.29

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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.