Home / 28,093.24-42,145.94-8,373.38

Finding the Fourth Proportional to 28,093.24, 42,145.94 and 8,373.38

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Solution

The fourth proportional to 28,093.24, 42,145.94 and 8,373.38 is: 12,561.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093.24 : 42,145.94 = 8,373.38 : x
  2. Step 2: Convert to fraction form
    28,093.24/42,145.94 = 8,373.38/x
  3. Step 3: Cross multiply
    28,093.24x = 42,145.94 × 8,373.38
  4. Step 4: Simplify right side
    28,093.24x = 352,903,971.08
  5. Step 5: Solve for x
    x = 352,903,971.08/28,093.24
  6. Step 6: Final answer
    x = 12,561.88

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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.