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Finding the Fourth Proportional to 17,959.11, 24,785.84 and 10,884.63

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Solution

The fourth proportional to 17,959.11, 24,785.84 and 10,884.63 is: 15,022.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.11 : 24,785.84 = 10,884.63 : x
  2. Step 2: Convert to fraction form
    17,959.11/24,785.84 = 10,884.63/x
  3. Step 3: Cross multiply
    17,959.11x = 24,785.84 × 10,884.63
  4. Step 4: Simplify right side
    17,959.11x = 269,784,643.22
  5. Step 5: Solve for x
    x = 269,784,643.22/17,959.11
  6. Step 6: Final answer
    x = 15,022.16

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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.