Home / 16,859.12-23,260.92-10,891.04

Finding the Fourth Proportional to 16,859.12, 23,260.92 and 10,891.04

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Solution

The fourth proportional to 16,859.12, 23,260.92 and 10,891.04 is: 15,026.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.12 : 23,260.92 = 10,891.04 : x
  2. Step 2: Convert to fraction form
    16,859.12/23,260.92 = 10,891.04/x
  3. Step 3: Cross multiply
    16,859.12x = 23,260.92 × 10,891.04
  4. Step 4: Simplify right side
    16,859.12x = 253,335,610.16
  5. Step 5: Solve for x
    x = 253,335,610.16/16,859.12
  6. Step 6: Final answer
    x = 15,026.62

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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.