Home / 17,583.91-26,406.99-16,857.38

Finding the Fourth Proportional to 17,583.91, 26,406.99 and 16,857.38

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Solution

The fourth proportional to 17,583.91, 26,406.99 and 16,857.38 is: 25,315.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,583.91 : 26,406.99 = 16,857.38 : x
  2. Step 2: Convert to fraction form
    17,583.91/26,406.99 = 16,857.38/x
  3. Step 3: Cross multiply
    17,583.91x = 26,406.99 × 16,857.38
  4. Step 4: Simplify right side
    17,583.91x = 445,152,731.10
  5. Step 5: Solve for x
    x = 445,152,731.10/17,583.91
  6. Step 6: Final answer
    x = 25,315.92

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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.