Home / 16,469.12-22,727.36-8,915.45

Finding the Fourth Proportional to 16,469.12, 22,727.36 and 8,915.45

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Solution

The fourth proportional to 16,469.12, 22,727.36 and 8,915.45 is: 12,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,469.12 : 22,727.36 = 8,915.45 : x
  2. Step 2: Convert to fraction form
    16,469.12/22,727.36 = 8,915.45/x
  3. Step 3: Cross multiply
    16,469.12x = 22,727.36 × 8,915.45
  4. Step 4: Simplify right side
    16,469.12x = 202,624,563.86
  5. Step 5: Solve for x
    x = 202,624,563.86/16,469.12
  6. Step 6: Final answer
    x = 12,303.30

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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.