Home / 19,773.41-27,287.26-10,820.88

Finding the Fourth Proportional to 19,773.41, 27,287.26 and 10,820.88

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Solution

The fourth proportional to 19,773.41, 27,287.26 and 10,820.88 is: 14,932.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773.41 : 27,287.26 = 10,820.88 : x
  2. Step 2: Convert to fraction form
    19,773.41/27,287.26 = 10,820.88/x
  3. Step 3: Cross multiply
    19,773.41x = 27,287.26 × 10,820.88
  4. Step 4: Simplify right side
    19,773.41x = 295,272,138.94
  5. Step 5: Solve for x
    x = 295,272,138.94/19,773.41
  6. Step 6: Final answer
    x = 14,932.79

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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.