Home / 23,231.83-32,060.61-13,161.70

Finding the Fourth Proportional to 23,231.83, 32,060.61 and 13,161.70

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Solution

The fourth proportional to 23,231.83, 32,060.61 and 13,161.70 is: 18,163.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,231.83 : 32,060.61 = 13,161.70 : x
  2. Step 2: Convert to fraction form
    23,231.83/32,060.61 = 13,161.70/x
  3. Step 3: Cross multiply
    23,231.83x = 32,060.61 × 13,161.70
  4. Step 4: Simplify right side
    23,231.83x = 421,972,130.64
  5. Step 5: Solve for x
    x = 421,972,130.64/23,231.83
  6. Step 6: Final answer
    x = 18,163.53

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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.