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Finding the Fourth Proportional to 18,096, 25,003.52 and 14,946.56

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Solution

The fourth proportional to 18,096, 25,003.52 and 14,946.56 is: 20,651.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,096 : 25,003.52 = 14,946.56 : x
  2. Step 2: Convert to fraction form
    18,096/25,003.52 = 14,946.56/x
  3. Step 3: Cross multiply
    18,096x = 25,003.52 × 14,946.56
  4. Step 4: Simplify right side
    18,096x = 373,716,611.89
  5. Step 5: Solve for x
    x = 373,716,611.89/18,096
  6. Step 6: Final answer
    x = 20,651.89

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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.