Home / 16,469.45-22,727.88-8,915.84

Finding the Fourth Proportional to 16,469.45, 22,727.88 and 8,915.84

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Solution

The fourth proportional to 16,469.45, 22,727.88 and 8,915.84 is: 12,303.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,469.45 : 22,727.88 = 8,915.84 : x
  2. Step 2: Convert to fraction form
    16,469.45/22,727.88 = 8,915.84/x
  3. Step 3: Cross multiply
    16,469.45x = 22,727.88 × 8,915.84
  4. Step 4: Simplify right side
    16,469.45x = 202,638,141.62
  5. Step 5: Solve for x
    x = 202,638,141.62/16,469.45
  6. Step 6: Final answer
    x = 12,303.88

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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.