Home / 23,915.35-33,003.20-13,304.99

Finding the Fourth Proportional to 23,915.35, 33,003.20 and 13,304.99

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Solution

The fourth proportional to 23,915.35, 33,003.20 and 13,304.99 is: 18,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,915.35 : 33,003.20 = 13,304.99 : x
  2. Step 2: Convert to fraction form
    23,915.35/33,003.20 = 13,304.99/x
  3. Step 3: Cross multiply
    23,915.35x = 33,003.20 × 13,304.99
  4. Step 4: Simplify right side
    23,915.35x = 439,107,286.90
  5. Step 5: Solve for x
    x = 439,107,286.90/23,915.35
  6. Step 6: Final answer
    x = 18,360.90

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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.