Home / 17,384.86-23,977.12-11,717.54

Finding the Fourth Proportional to 17,384.86, 23,977.12 and 11,717.54

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Solution

The fourth proportional to 17,384.86, 23,977.12 and 11,717.54 is: 16,160.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.86 : 23,977.12 = 11,717.54 : x
  2. Step 2: Convert to fraction form
    17,384.86/23,977.12 = 11,717.54/x
  3. Step 3: Cross multiply
    17,384.86x = 23,977.12 × 11,717.54
  4. Step 4: Simplify right side
    17,384.86x = 280,952,803.27
  5. Step 5: Solve for x
    x = 280,952,803.27/17,384.86
  6. Step 6: Final answer
    x = 16,160.78

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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.