Home / 34,238.58-47,244.88-20,086.26

Finding the Fourth Proportional to 34,238.58, 47,244.88 and 20,086.26

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Solution

The fourth proportional to 34,238.58, 47,244.88 and 20,086.26 is: 27,716.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238.58 : 47,244.88 = 20,086.26 : x
  2. Step 2: Convert to fraction form
    34,238.58/47,244.88 = 20,086.26/x
  3. Step 3: Cross multiply
    34,238.58x = 47,244.88 × 20,086.26
  4. Step 4: Simplify right side
    34,238.58x = 948,972,943.35
  5. Step 5: Solve for x
    x = 948,972,943.35/34,238.58
  6. Step 6: Final answer
    x = 27,716.48

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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.