Home / 15,524.10-21,382.45-11,932.19

Finding the Fourth Proportional to 15,524.10, 21,382.45 and 11,932.19

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Solution

The fourth proportional to 15,524.10, 21,382.45 and 11,932.19 is: 16,435.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.10 : 21,382.45 = 11,932.19 : x
  2. Step 2: Convert to fraction form
    15,524.10/21,382.45 = 11,932.19/x
  3. Step 3: Cross multiply
    15,524.10x = 21,382.45 × 11,932.19
  4. Step 4: Simplify right side
    15,524.10x = 255,139,456.07
  5. Step 5: Solve for x
    x = 255,139,456.07/15,524.10
  6. Step 6: Final answer
    x = 16,435.06

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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.