Home / 15,484.44-21,371.94-10,179.75

Finding the Fourth Proportional to 15,484.44, 21,371.94 and 10,179.75

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Solution

The fourth proportional to 15,484.44, 21,371.94 and 10,179.75 is: 14,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484.44 : 21,371.94 = 10,179.75 : x
  2. Step 2: Convert to fraction form
    15,484.44/21,371.94 = 10,179.75/x
  3. Step 3: Cross multiply
    15,484.44x = 21,371.94 × 10,179.75
  4. Step 4: Simplify right side
    15,484.44x = 217,561,086.36
  5. Step 5: Solve for x
    x = 217,561,086.36/15,484.44
  6. Step 6: Final answer
    x = 14,050.30

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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.