Home / 22,397.54-30,910.07-14,830.72

Finding the Fourth Proportional to 22,397.54, 30,910.07 and 14,830.72

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Solution

The fourth proportional to 22,397.54, 30,910.07 and 14,830.72 is: 20,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,397.54 : 30,910.07 = 14,830.72 : x
  2. Step 2: Convert to fraction form
    22,397.54/30,910.07 = 14,830.72/x
  3. Step 3: Cross multiply
    22,397.54x = 30,910.07 × 14,830.72
  4. Step 4: Simplify right side
    22,397.54x = 458,418,553.15
  5. Step 5: Solve for x
    x = 458,418,553.15/22,397.54
  6. Step 6: Final answer
    x = 20,467.37

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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.