Home / 20,013.89-27,617.24-11,059.94

Finding the Fourth Proportional to 20,013.89, 27,617.24 and 11,059.94

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Solution

The fourth proportional to 20,013.89, 27,617.24 and 11,059.94 is: 15,261.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,013.89 : 27,617.24 = 11,059.94 : x
  2. Step 2: Convert to fraction form
    20,013.89/27,617.24 = 11,059.94/x
  3. Step 3: Cross multiply
    20,013.89x = 27,617.24 × 11,059.94
  4. Step 4: Simplify right side
    20,013.89x = 305,445,114.06
  5. Step 5: Solve for x
    x = 305,445,114.06/20,013.89
  6. Step 6: Final answer
    x = 15,261.66

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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.