Home / 18,823.22-25,965.18-11,737.34

Finding the Fourth Proportional to 18,823.22, 25,965.18 and 11,737.34

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Solution

The fourth proportional to 18,823.22, 25,965.18 and 11,737.34 is: 16,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,823.22 : 25,965.18 = 11,737.34 : x
  2. Step 2: Convert to fraction form
    18,823.22/25,965.18 = 11,737.34/x
  3. Step 3: Cross multiply
    18,823.22x = 25,965.18 × 11,737.34
  4. Step 4: Simplify right side
    18,823.22x = 304,762,016.00
  5. Step 5: Solve for x
    x = 304,762,016.00/18,823.22
  6. Step 6: Final answer
    x = 16,190.75

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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.