Home / 22,046.77-30,425.03-13,553.47

Finding the Fourth Proportional to 22,046.77, 30,425.03 and 13,553.47

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Solution

The fourth proportional to 22,046.77, 30,425.03 and 13,553.47 is: 18,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,046.77 : 30,425.03 = 13,553.47 : x
  2. Step 2: Convert to fraction form
    22,046.77/30,425.03 = 13,553.47/x
  3. Step 3: Cross multiply
    22,046.77x = 30,425.03 × 13,553.47
  4. Step 4: Simplify right side
    22,046.77x = 412,364,731.35
  5. Step 5: Solve for x
    x = 412,364,731.35/22,046.77
  6. Step 6: Final answer
    x = 18,704.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.