Home / 16,859.64-23,253.12-10,891.92

Finding the Fourth Proportional to 16,859.64, 23,253.12 and 10,891.92

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Solution

The fourth proportional to 16,859.64, 23,253.12 and 10,891.92 is: 15,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.64 : 23,253.12 = 10,891.92 : x
  2. Step 2: Convert to fraction form
    16,859.64/23,253.12 = 10,891.92/x
  3. Step 3: Cross multiply
    16,859.64x = 23,253.12 × 10,891.92
  4. Step 4: Simplify right side
    16,859.64x = 253,271,122.79
  5. Step 5: Solve for x
    x = 253,271,122.79/16,859.64
  6. Step 6: Final answer
    x = 15,022.33

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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.