Home / 12,546.25-18,819.15-5,051.74

Finding the Fourth Proportional to 12,546.25, 18,819.15 and 5,051.74

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Solution

The fourth proportional to 12,546.25, 18,819.15 and 5,051.74 is: 7,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546.25 : 18,819.15 = 5,051.74 : x
  2. Step 2: Convert to fraction form
    12,546.25/18,819.15 = 5,051.74/x
  3. Step 3: Cross multiply
    12,546.25x = 18,819.15 × 5,051.74
  4. Step 4: Simplify right side
    12,546.25x = 95,069,452.82
  5. Step 5: Solve for x
    x = 95,069,452.82/12,546.25
  6. Step 6: Final answer
    x = 7,577.52

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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.