Home / 20,056.62-27,678.35-11,104.26

Finding the Fourth Proportional to 20,056.62, 27,678.35 and 11,104.26

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Solution

The fourth proportional to 20,056.62, 27,678.35 and 11,104.26 is: 15,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,056.62 : 27,678.35 = 11,104.26 : x
  2. Step 2: Convert to fraction form
    20,056.62/27,678.35 = 11,104.26/x
  3. Step 3: Cross multiply
    20,056.62x = 27,678.35 × 11,104.26
  4. Step 4: Simplify right side
    20,056.62x = 307,347,594.77
  5. Step 5: Solve for x
    x = 307,347,594.77/20,056.62
  6. Step 6: Final answer
    x = 15,324.00

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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.