Home / 15,511.74-23,273.84-5,651.70

Finding the Fourth Proportional to 15,511.74, 23,273.84 and 5,651.70

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Solution

The fourth proportional to 15,511.74, 23,273.84 and 5,651.70 is: 8,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.74 : 23,273.84 = 5,651.70 : x
  2. Step 2: Convert to fraction form
    15,511.74/23,273.84 = 5,651.70/x
  3. Step 3: Cross multiply
    15,511.74x = 23,273.84 × 5,651.70
  4. Step 4: Simplify right side
    15,511.74x = 131,536,761.53
  5. Step 5: Solve for x
    x = 131,536,761.53/15,511.74
  6. Step 6: Final answer
    x = 8,479.82

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1.5x scale

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.