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Finding the Fourth Proportional to 16,611.53, 24,931.89 and 9,224.33

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Solution

The fourth proportional to 16,611.53, 24,931.89 and 9,224.33 is: 13,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611.53 : 24,931.89 = 9,224.33 : x
  2. Step 2: Convert to fraction form
    16,611.53/24,931.89 = 9,224.33/x
  3. Step 3: Cross multiply
    16,611.53x = 24,931.89 × 9,224.33
  4. Step 4: Simplify right side
    16,611.53x = 229,979,856.22
  5. Step 5: Solve for x
    x = 229,979,856.22/16,611.53
  6. Step 6: Final answer
    x = 13,844.60

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1.5x scale

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.