Home / 21,469.55-32,224.14-15,471.86

Finding the Fourth Proportional to 21,469.55, 32,224.14 and 15,471.86

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Solution

The fourth proportional to 21,469.55, 32,224.14 and 15,471.86 is: 23,222.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,469.55 : 32,224.14 = 15,471.86 : x
  2. Step 2: Convert to fraction form
    21,469.55/32,224.14 = 15,471.86/x
  3. Step 3: Cross multiply
    21,469.55x = 32,224.14 × 15,471.86
  4. Step 4: Simplify right side
    21,469.55x = 498,567,221.58
  5. Step 5: Solve for x
    x = 498,567,221.58/21,469.55
  6. Step 6: Final answer
    x = 23,222.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.