Home / 19,926.97-27,493.02-11,311.74

Finding the Fourth Proportional to 19,926.97, 27,493.02 and 11,311.74

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Solution

The fourth proportional to 19,926.97, 27,493.02 and 11,311.74 is: 15,606.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.97 : 27,493.02 = 11,311.74 : x
  2. Step 2: Convert to fraction form
    19,926.97/27,493.02 = 11,311.74/x
  3. Step 3: Cross multiply
    19,926.97x = 27,493.02 × 11,311.74
  4. Step 4: Simplify right side
    19,926.97x = 310,993,894.05
  5. Step 5: Solve for x
    x = 310,993,894.05/19,926.97
  6. Step 6: Final answer
    x = 15,606.68

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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.