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Finding the Fourth Proportional to 21,793, 32,707.01 and 11,266.12

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Solution

The fourth proportional to 21,793, 32,707.01 and 11,266.12 is: 16,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,793 : 32,707.01 = 11,266.12 : x
  2. Step 2: Convert to fraction form
    21,793/32,707.01 = 11,266.12/x
  3. Step 3: Cross multiply
    21,793x = 32,707.01 × 11,266.12
  4. Step 4: Simplify right side
    21,793x = 368,481,099.50
  5. Step 5: Solve for x
    x = 368,481,099.50/21,793
  6. Step 6: Final answer
    x = 16,908.23

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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.