Home / 15,731.88-23,511.97-14,486.44

Finding the Fourth Proportional to 15,731.88, 23,511.97 and 14,486.44

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Solution

The fourth proportional to 15,731.88, 23,511.97 and 14,486.44 is: 21,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,731.88 : 23,511.97 = 14,486.44 : x
  2. Step 2: Convert to fraction form
    15,731.88/23,511.97 = 14,486.44/x
  3. Step 3: Cross multiply
    15,731.88x = 23,511.97 × 14,486.44
  4. Step 4: Simplify right side
    15,731.88x = 340,604,742.69
  5. Step 5: Solve for x
    x = 340,604,742.69/15,731.88
  6. Step 6: Final answer
    x = 21,650.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.