Home / 16,857.36-25,288.67-7,500.64

Finding the Fourth Proportional to 16,857.36, 25,288.67 and 7,500.64

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Solution

The fourth proportional to 16,857.36, 25,288.67 and 7,500.64 is: 11,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.36 : 25,288.67 = 7,500.64 : x
  2. Step 2: Convert to fraction form
    16,857.36/25,288.67 = 7,500.64/x
  3. Step 3: Cross multiply
    16,857.36x = 25,288.67 × 7,500.64
  4. Step 4: Simplify right side
    16,857.36x = 189,681,209.75
  5. Step 5: Solve for x
    x = 189,681,209.75/16,857.36
  6. Step 6: Final answer
    x = 11,252.13

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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.