Home / 17,333.83-25,979.85-7,960.91

Finding the Fourth Proportional to 17,333.83, 25,979.85 and 7,960.91

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Solution

The fourth proportional to 17,333.83, 25,979.85 and 7,960.91 is: 11,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,333.83 : 25,979.85 = 7,960.91 : x
  2. Step 2: Convert to fraction form
    17,333.83/25,979.85 = 7,960.91/x
  3. Step 3: Cross multiply
    17,333.83x = 25,979.85 × 7,960.91
  4. Step 4: Simplify right side
    17,333.83x = 206,823,247.66
  5. Step 5: Solve for x
    x = 206,823,247.66/17,333.83
  6. Step 6: Final answer
    x = 11,931.77

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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.