Home / 27,367.88-37,771.59-19,839.13

Finding the Fourth Proportional to 27,367.88, 37,771.59 and 19,839.13

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Solution

The fourth proportional to 27,367.88, 37,771.59 and 19,839.13 is: 27,380.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,367.88 : 37,771.59 = 19,839.13 : x
  2. Step 2: Convert to fraction form
    27,367.88/37,771.59 = 19,839.13/x
  3. Step 3: Cross multiply
    27,367.88x = 37,771.59 × 19,839.13
  4. Step 4: Simplify right side
    27,367.88x = 749,355,484.32
  5. Step 5: Solve for x
    x = 749,355,484.32/27,367.88
  6. Step 6: Final answer
    x = 27,380.84

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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.