Home / 16,772.76-25,152.84-4,922.64

Finding the Fourth Proportional to 16,772.76, 25,152.84 and 4,922.64

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Solution

The fourth proportional to 16,772.76, 25,152.84 and 4,922.64 is: 7,382.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.76 : 25,152.84 = 4,922.64 : x
  2. Step 2: Convert to fraction form
    16,772.76/25,152.84 = 4,922.64/x
  3. Step 3: Cross multiply
    16,772.76x = 25,152.84 × 4,922.64
  4. Step 4: Simplify right side
    16,772.76x = 123,818,376.30
  5. Step 5: Solve for x
    x = 123,818,376.30/16,772.76
  6. Step 6: Final answer
    x = 7,382.11

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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.