Home / 37,270.69-55,894.18-12,306.09

Finding the Fourth Proportional to 37,270.69, 55,894.18 and 12,306.09

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Solution

The fourth proportional to 37,270.69, 55,894.18 and 12,306.09 is: 18,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,270.69 : 55,894.18 = 12,306.09 : x
  2. Step 2: Convert to fraction form
    37,270.69/55,894.18 = 12,306.09/x
  3. Step 3: Cross multiply
    37,270.69x = 55,894.18 × 12,306.09
  4. Step 4: Simplify right side
    37,270.69x = 687,838,809.56
  5. Step 5: Solve for x
    x = 687,838,809.56/37,270.69
  6. Step 6: Final answer
    x = 18,455.22

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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.