Home / 18,942.88-28,377.93-10,597.58

Finding the Fourth Proportional to 18,942.88, 28,377.93 and 10,597.58

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Solution

The fourth proportional to 18,942.88, 28,377.93 and 10,597.58 is: 15,876.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942.88 : 28,377.93 = 10,597.58 : x
  2. Step 2: Convert to fraction form
    18,942.88/28,377.93 = 10,597.58/x
  3. Step 3: Cross multiply
    18,942.88x = 28,377.93 × 10,597.58
  4. Step 4: Simplify right side
    18,942.88x = 300,737,487.69
  5. Step 5: Solve for x
    x = 300,737,487.69/18,942.88
  6. Step 6: Final answer
    x = 15,876.02

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1.5x scale

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.