Home / 20,060.16-27,676.75-11,561.13

Finding the Fourth Proportional to 20,060.16, 27,676.75 and 11,561.13

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Solution

The fourth proportional to 20,060.16, 27,676.75 and 11,561.13 is: 15,950.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.16 : 27,676.75 = 11,561.13 : x
  2. Step 2: Convert to fraction form
    20,060.16/27,676.75 = 11,561.13/x
  3. Step 3: Cross multiply
    20,060.16x = 27,676.75 × 11,561.13
  4. Step 4: Simplify right side
    20,060.16x = 319,974,504.73
  5. Step 5: Solve for x
    x = 319,974,504.73/20,060.16
  6. Step 6: Final answer
    x = 15,950.75

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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.