Home / 26,935.30-37,108.78-21,267.95

Finding the Fourth Proportional to 26,935.30, 37,108.78 and 21,267.95

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Solution

The fourth proportional to 26,935.30, 37,108.78 and 21,267.95 is: 29,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,935.30 : 37,108.78 = 21,267.95 : x
  2. Step 2: Convert to fraction form
    26,935.30/37,108.78 = 21,267.95/x
  3. Step 3: Cross multiply
    26,935.30x = 37,108.78 × 21,267.95
  4. Step 4: Simplify right side
    26,935.30x = 789,227,554.39
  5. Step 5: Solve for x
    x = 789,227,554.39/26,935.30
  6. Step 6: Final answer
    x = 29,300.87

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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.