Home / 45,915.08-68,885.46-16,335.90

Finding the Fourth Proportional to 45,915.08, 68,885.46 and 16,335.90

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Solution

The fourth proportional to 45,915.08, 68,885.46 and 16,335.90 is: 24,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,915.08 : 68,885.46 = 16,335.90 : x
  2. Step 2: Convert to fraction form
    45,915.08/68,885.46 = 16,335.90/x
  3. Step 3: Cross multiply
    45,915.08x = 68,885.46 × 16,335.90
  4. Step 4: Simplify right side
    45,915.08x = 1,125,305,986.01
  5. Step 5: Solve for x
    x = 1,125,305,986.01/45,915.08
  6. Step 6: Final answer
    x = 24,508.42

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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.