Home / 16,173.28-22,319.04-9,099.60

Finding the Fourth Proportional to 16,173.28, 22,319.04 and 9,099.60

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Solution

The fourth proportional to 16,173.28, 22,319.04 and 9,099.60 is: 12,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.28 : 22,319.04 = 9,099.60 : x
  2. Step 2: Convert to fraction form
    16,173.28/22,319.04 = 9,099.60/x
  3. Step 3: Cross multiply
    16,173.28x = 22,319.04 × 9,099.60
  4. Step 4: Simplify right side
    16,173.28x = 203,094,336.38
  5. Step 5: Solve for x
    x = 203,094,336.38/16,173.28
  6. Step 6: Final answer
    x = 12,557.40

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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.