Home / 20,152.26-27,814.23-13,796.43

Finding the Fourth Proportional to 20,152.26, 27,814.23 and 13,796.43

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Solution

The fourth proportional to 20,152.26, 27,814.23 and 13,796.43 is: 19,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152.26 : 27,814.23 = 13,796.43 : x
  2. Step 2: Convert to fraction form
    20,152.26/27,814.23 = 13,796.43/x
  3. Step 3: Cross multiply
    20,152.26x = 27,814.23 × 13,796.43
  4. Step 4: Simplify right side
    20,152.26x = 383,736,938.13
  5. Step 5: Solve for x
    x = 383,736,938.13/20,152.26
  6. Step 6: Final answer
    x = 19,041.88

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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.