Home / 23,915.44-33,003.90-13,306.12

Finding the Fourth Proportional to 23,915.44, 33,003.90 and 13,306.12

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Solution

The fourth proportional to 23,915.44, 33,003.90 and 13,306.12 is: 18,362.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,915.44 : 33,003.90 = 13,306.12 : x
  2. Step 2: Convert to fraction form
    23,915.44/33,003.90 = 13,306.12/x
  3. Step 3: Cross multiply
    23,915.44x = 33,003.90 × 13,306.12
  4. Step 4: Simplify right side
    23,915.44x = 439,153,853.87
  5. Step 5: Solve for x
    x = 439,153,853.87/23,915.44
  6. Step 6: Final answer
    x = 18,362.78

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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.