Home / 20,011.04-27,617.66-11,627.54

Finding the Fourth Proportional to 20,011.04, 27,617.66 and 11,627.54

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Solution

The fourth proportional to 20,011.04, 27,617.66 and 11,627.54 is: 16,047.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011.04 : 27,617.66 = 11,627.54 : x
  2. Step 2: Convert to fraction form
    20,011.04/27,617.66 = 11,627.54/x
  3. Step 3: Cross multiply
    20,011.04x = 27,617.66 × 11,627.54
  4. Step 4: Simplify right side
    20,011.04x = 321,125,250.13
  5. Step 5: Solve for x
    x = 321,125,250.13/20,011.04
  6. Step 6: Final answer
    x = 16,047.41

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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.