Home / 20,247.03-27,937.71-11,294.10

Finding the Fourth Proportional to 20,247.03, 27,937.71 and 11,294.10

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Solution

The fourth proportional to 20,247.03, 27,937.71 and 11,294.10 is: 15,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,247.03 : 27,937.71 = 11,294.10 : x
  2. Step 2: Convert to fraction form
    20,247.03/27,937.71 = 11,294.10/x
  3. Step 3: Cross multiply
    20,247.03x = 27,937.71 × 11,294.10
  4. Step 4: Simplify right side
    20,247.03x = 315,531,290.51
  5. Step 5: Solve for x
    x = 315,531,290.51/20,247.03
  6. Step 6: Final answer
    x = 15,584.08

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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.