Home / 26,877.30-37,108.17-21,596.10

Finding the Fourth Proportional to 26,877.30, 37,108.17 and 21,596.10

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Solution

The fourth proportional to 26,877.30, 37,108.17 and 21,596.10 is: 29,816.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,877.30 : 37,108.17 = 21,596.10 : x
  2. Step 2: Convert to fraction form
    26,877.30/37,108.17 = 21,596.10/x
  3. Step 3: Cross multiply
    26,877.30x = 37,108.17 × 21,596.10
  4. Step 4: Simplify right side
    26,877.30x = 801,391,750.14
  5. Step 5: Solve for x
    x = 801,391,750.14/26,877.30
  6. Step 6: Final answer
    x = 29,816.68

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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.