Home / 27,703.92-41,525.10-21,108.36

Finding the Fourth Proportional to 27,703.92, 41,525.10 and 21,108.36

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Solution

The fourth proportional to 27,703.92, 41,525.10 and 21,108.36 is: 31,639.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,703.92 : 41,525.10 = 21,108.36 : x
  2. Step 2: Convert to fraction form
    27,703.92/41,525.10 = 21,108.36/x
  3. Step 3: Cross multiply
    27,703.92x = 41,525.10 × 21,108.36
  4. Step 4: Simplify right side
    27,703.92x = 876,526,759.84
  5. Step 5: Solve for x
    x = 876,526,759.84/27,703.92
  6. Step 6: Final answer
    x = 31,639.09

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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.