Home / 23,829.90-32,889.21-13,222.95

Finding the Fourth Proportional to 23,829.90, 32,889.21 and 13,222.95

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Solution

The fourth proportional to 23,829.90, 32,889.21 and 13,222.95 is: 18,249.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,829.90 : 32,889.21 = 13,222.95 : x
  2. Step 2: Convert to fraction form
    23,829.90/32,889.21 = 13,222.95/x
  3. Step 3: Cross multiply
    23,829.90x = 32,889.21 × 13,222.95
  4. Step 4: Simplify right side
    23,829.90x = 434,892,379.37
  5. Step 5: Solve for x
    x = 434,892,379.37/23,829.90
  6. Step 6: Final answer
    x = 18,249.86

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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.