Home / 16,621.04-24,934.16-6,761.18

Finding the Fourth Proportional to 16,621.04, 24,934.16 and 6,761.18

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Solution

The fourth proportional to 16,621.04, 24,934.16 and 6,761.18 is: 10,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,621.04 : 24,934.16 = 6,761.18 : x
  2. Step 2: Convert to fraction form
    16,621.04/24,934.16 = 6,761.18/x
  3. Step 3: Cross multiply
    16,621.04x = 24,934.16 × 6,761.18
  4. Step 4: Simplify right side
    16,621.04x = 168,584,236.14
  5. Step 5: Solve for x
    x = 168,584,236.14/16,621.04
  6. Step 6: Final answer
    x = 10,142.82

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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.