Home / 15,100.18-22,645.65-7,198.53

Finding the Fourth Proportional to 15,100.18, 22,645.65 and 7,198.53

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Solution

The fourth proportional to 15,100.18, 22,645.65 and 7,198.53 is: 10,795.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,100.18 : 22,645.65 = 7,198.53 : x
  2. Step 2: Convert to fraction form
    15,100.18/22,645.65 = 7,198.53/x
  3. Step 3: Cross multiply
    15,100.18x = 22,645.65 × 7,198.53
  4. Step 4: Simplify right side
    15,100.18x = 163,015,390.89
  5. Step 5: Solve for x
    x = 163,015,390.89/15,100.18
  6. Step 6: Final answer
    x = 10,795.59

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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.