Home / 23,780.16-32,816.68-13,169.96

Finding the Fourth Proportional to 23,780.16, 32,816.68 and 13,169.96

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Solution

The fourth proportional to 23,780.16, 32,816.68 and 13,169.96 is: 18,174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.16 : 32,816.68 = 13,169.96 : x
  2. Step 2: Convert to fraction form
    23,780.16/32,816.68 = 13,169.96/x
  3. Step 3: Cross multiply
    23,780.16x = 32,816.68 × 13,169.96
  4. Step 4: Simplify right side
    23,780.16x = 432,194,362.93
  5. Step 5: Solve for x
    x = 432,194,362.93/23,780.16
  6. Step 6: Final answer
    x = 18,174.58

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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.