Home / 35,108.88-48,450.54-20,001.29

Finding the Fourth Proportional to 35,108.88, 48,450.54 and 20,001.29

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Solution

The fourth proportional to 35,108.88, 48,450.54 and 20,001.29 is: 27,601.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,108.88 : 48,450.54 = 20,001.29 : x
  2. Step 2: Convert to fraction form
    35,108.88/48,450.54 = 20,001.29/x
  3. Step 3: Cross multiply
    35,108.88x = 48,450.54 × 20,001.29
  4. Step 4: Simplify right side
    35,108.88x = 969,073,301.20
  5. Step 5: Solve for x
    x = 969,073,301.20/35,108.88
  6. Step 6: Final answer
    x = 27,601.94

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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.