Home / 16,856.36-25,287.17-7,499.64

Finding the Fourth Proportional to 16,856.36, 25,287.17 and 7,499.64

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Solution

The fourth proportional to 16,856.36, 25,287.17 and 7,499.64 is: 11,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.36 : 25,287.17 = 7,499.64 : x
  2. Step 2: Convert to fraction form
    16,856.36/25,287.17 = 7,499.64/x
  3. Step 3: Cross multiply
    16,856.36x = 25,287.17 × 7,499.64
  4. Step 4: Simplify right side
    16,856.36x = 189,644,634.12
  5. Step 5: Solve for x
    x = 189,644,634.12/16,856.36
  6. Step 6: Final answer
    x = 11,250.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.