Home / 20,002-27,602.76-11,619.04

Finding the Fourth Proportional to 20,002, 27,602.76 and 11,619.04

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Solution

The fourth proportional to 20,002, 27,602.76 and 11,619.04 is: 16,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002 : 27,602.76 = 11,619.04 : x
  2. Step 2: Convert to fraction form
    20,002/27,602.76 = 11,619.04/x
  3. Step 3: Cross multiply
    20,002x = 27,602.76 × 11,619.04
  4. Step 4: Simplify right side
    20,002x = 320,717,572.55
  5. Step 5: Solve for x
    x = 320,717,572.55/20,002
  6. Step 6: Final answer
    x = 16,034.28

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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.