Home / 16,621.20-22,935.96-9,546.12

Finding the Fourth Proportional to 16,621.20, 22,935.96 and 9,546.12

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Solution

The fourth proportional to 16,621.20, 22,935.96 and 9,546.12 is: 13,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,621.20 : 22,935.96 = 9,546.12 : x
  2. Step 2: Convert to fraction form
    16,621.20/22,935.96 = 9,546.12/x
  3. Step 3: Cross multiply
    16,621.20x = 22,935.96 × 9,546.12
  4. Step 4: Simplify right side
    16,621.20x = 218,949,426.48
  5. Step 5: Solve for x
    x = 218,949,426.48/16,621.20
  6. Step 6: Final answer
    x = 13,172.90

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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.