Home / 16,333.96-22,540.80-9,619.56

Finding the Fourth Proportional to 16,333.96, 22,540.80 and 9,619.56

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Solution

The fourth proportional to 16,333.96, 22,540.80 and 9,619.56 is: 13,274.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,333.96 : 22,540.80 = 9,619.56 : x
  2. Step 2: Convert to fraction form
    16,333.96/22,540.80 = 9,619.56/x
  3. Step 3: Cross multiply
    16,333.96x = 22,540.80 × 9,619.56
  4. Step 4: Simplify right side
    16,333.96x = 216,832,578.05
  5. Step 5: Solve for x
    x = 216,832,578.05/16,333.96
  6. Step 6: Final answer
    x = 13,274.95

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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.