Home / 14,819.70-22,230.72-4,959.02

Finding the Fourth Proportional to 14,819.70, 22,230.72 and 4,959.02

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Solution

The fourth proportional to 14,819.70, 22,230.72 and 4,959.02 is: 7,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,819.70 : 22,230.72 = 4,959.02 : x
  2. Step 2: Convert to fraction form
    14,819.70/22,230.72 = 4,959.02/x
  3. Step 3: Cross multiply
    14,819.70x = 22,230.72 × 4,959.02
  4. Step 4: Simplify right side
    14,819.70x = 110,242,449.15
  5. Step 5: Solve for x
    x = 110,242,449.15/14,819.70
  6. Step 6: Final answer
    x = 7,438.91

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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.