Home / 23,776.91-32,812.13-13,166.54

Finding the Fourth Proportional to 23,776.91, 32,812.13 and 13,166.54

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Solution

The fourth proportional to 23,776.91, 32,812.13 and 13,166.54 is: 18,169.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,776.91 : 32,812.13 = 13,166.54 : x
  2. Step 2: Convert to fraction form
    23,776.91/32,812.13 = 13,166.54/x
  3. Step 3: Cross multiply
    23,776.91x = 32,812.13 × 13,166.54
  4. Step 4: Simplify right side
    23,776.91x = 432,022,222.13
  5. Step 5: Solve for x
    x = 432,022,222.13/23,776.91
  6. Step 6: Final answer
    x = 18,169.82

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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.