Home / 15,217.82-22,830.36-4,829.58

Finding the Fourth Proportional to 15,217.82, 22,830.36 and 4,829.58

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Solution

The fourth proportional to 15,217.82, 22,830.36 and 4,829.58 is: 7,245.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,217.82 : 22,830.36 = 4,829.58 : x
  2. Step 2: Convert to fraction form
    15,217.82/22,830.36 = 4,829.58/x
  3. Step 3: Cross multiply
    15,217.82x = 22,830.36 × 4,829.58
  4. Step 4: Simplify right side
    15,217.82x = 110,261,050.05
  5. Step 5: Solve for x
    x = 110,261,050.05/15,217.82
  6. Step 6: Final answer
    x = 7,245.52

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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.