Home / 19,949.32-27,541.31-13,244.12

Finding the Fourth Proportional to 19,949.32, 27,541.31 and 13,244.12

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Solution

The fourth proportional to 19,949.32, 27,541.31 and 13,244.12 is: 18,284.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.32 : 27,541.31 = 13,244.12 : x
  2. Step 2: Convert to fraction form
    19,949.32/27,541.31 = 13,244.12/x
  3. Step 3: Cross multiply
    19,949.32x = 27,541.31 × 13,244.12
  4. Step 4: Simplify right side
    19,949.32x = 364,760,414.60
  5. Step 5: Solve for x
    x = 364,760,414.60/19,949.32
  6. Step 6: Final answer
    x = 18,284.35

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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.