Home / 14,382.90-21,546.68-10,371.56

Finding the Fourth Proportional to 14,382.90, 21,546.68 and 10,371.56

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Solution

The fourth proportional to 14,382.90, 21,546.68 and 10,371.56 is: 15,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.90 : 21,546.68 = 10,371.56 : x
  2. Step 2: Convert to fraction form
    14,382.90/21,546.68 = 10,371.56/x
  3. Step 3: Cross multiply
    14,382.90x = 21,546.68 × 10,371.56
  4. Step 4: Simplify right side
    14,382.90x = 223,472,524.83
  5. Step 5: Solve for x
    x = 223,472,524.83/14,382.90
  6. Step 6: Final answer
    x = 15,537.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.