Home / 52,084.62-78,108.03-18,795.69

Finding the Fourth Proportional to 52,084.62, 78,108.03 and 18,795.69

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Solution

The fourth proportional to 52,084.62, 78,108.03 and 18,795.69 is: 28,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.62 : 78,108.03 = 18,795.69 : x
  2. Step 2: Convert to fraction form
    52,084.62/78,108.03 = 18,795.69/x
  3. Step 3: Cross multiply
    52,084.62x = 78,108.03 × 18,795.69
  4. Step 4: Simplify right side
    52,084.62x = 1,468,094,318.39
  5. Step 5: Solve for x
    x = 1,468,094,318.39/52,084.62
  6. Step 6: Final answer
    x = 28,186.71

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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.