Home / 22,265.70-33,399.54-12,397.56

Finding the Fourth Proportional to 22,265.70, 33,399.54 and 12,397.56

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Solution

The fourth proportional to 22,265.70, 33,399.54 and 12,397.56 is: 18,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.70 : 33,399.54 = 12,397.56 : x
  2. Step 2: Convert to fraction form
    22,265.70/33,399.54 = 12,397.56/x
  3. Step 3: Cross multiply
    22,265.70x = 33,399.54 × 12,397.56
  4. Step 4: Simplify right side
    22,265.70x = 414,072,801.12
  5. Step 5: Solve for x
    x = 414,072,801.12/22,265.70
  6. Step 6: Final answer
    x = 18,596.89

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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.