Home / 20,060.11-27,681.02-11,992.17

Finding the Fourth Proportional to 20,060.11, 27,681.02 and 11,992.17

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Solution

The fourth proportional to 20,060.11, 27,681.02 and 11,992.17 is: 16,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.11 : 27,681.02 = 11,992.17 : x
  2. Step 2: Convert to fraction form
    20,060.11/27,681.02 = 11,992.17/x
  3. Step 3: Cross multiply
    20,060.11x = 27,681.02 × 11,992.17
  4. Step 4: Simplify right side
    20,060.11x = 331,955,329.23
  5. Step 5: Solve for x
    x = 331,955,329.23/20,060.11
  6. Step 6: Final answer
    x = 16,548.04

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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.