Home / 17,174.32-23,660.10-16,140.96

Finding the Fourth Proportional to 17,174.32, 23,660.10 and 16,140.96

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Solution

The fourth proportional to 17,174.32, 23,660.10 and 16,140.96 is: 22,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.32 : 23,660.10 = 16,140.96 : x
  2. Step 2: Convert to fraction form
    17,174.32/23,660.10 = 16,140.96/x
  3. Step 3: Cross multiply
    17,174.32x = 23,660.10 × 16,140.96
  4. Step 4: Simplify right side
    17,174.32x = 381,896,727.70
  5. Step 5: Solve for x
    x = 381,896,727.70/17,174.32
  6. Step 6: Final answer
    x = 22,236.50

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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.