Home / 22,262.76-33,395.13-12,394.59

Finding the Fourth Proportional to 22,262.76, 33,395.13 and 12,394.59

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Solution

The fourth proportional to 22,262.76, 33,395.13 and 12,394.59 is: 18,592.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,262.76 : 33,395.13 = 12,394.59 : x
  2. Step 2: Convert to fraction form
    22,262.76/33,395.13 = 12,394.59/x
  3. Step 3: Cross multiply
    22,262.76x = 33,395.13 × 12,394.59
  4. Step 4: Simplify right side
    22,262.76x = 413,918,944.35
  5. Step 5: Solve for x
    x = 413,918,944.35/22,262.76
  6. Step 6: Final answer
    x = 18,592.44

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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.