Home / 17,384.38-23,981.56-11,000.23

Finding the Fourth Proportional to 17,384.38, 23,981.56 and 11,000.23

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Solution

The fourth proportional to 17,384.38, 23,981.56 and 11,000.23 is: 15,174.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.38 : 23,981.56 = 11,000.23 : x
  2. Step 2: Convert to fraction form
    17,384.38/23,981.56 = 11,000.23/x
  3. Step 3: Cross multiply
    17,384.38x = 23,981.56 × 11,000.23
  4. Step 4: Simplify right side
    17,384.38x = 263,802,588.30
  5. Step 5: Solve for x
    x = 263,802,588.30/17,384.38
  6. Step 6: Final answer
    x = 15,174.69

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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.