Home / 23,850.90-32,912.95-13,239.85

Finding the Fourth Proportional to 23,850.90, 32,912.95 and 13,239.85

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Solution

The fourth proportional to 23,850.90, 32,912.95 and 13,239.85 is: 18,270.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,850.90 : 32,912.95 = 13,239.85 : x
  2. Step 2: Convert to fraction form
    23,850.90/32,912.95 = 13,239.85/x
  3. Step 3: Cross multiply
    23,850.90x = 32,912.95 × 13,239.85
  4. Step 4: Simplify right side
    23,850.90x = 435,762,471.87
  5. Step 5: Solve for x
    x = 435,762,471.87/23,850.90
  6. Step 6: Final answer
    x = 18,270.28

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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.