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Finding the Fourth Proportional to 21,604.59, 32,407.02 and 6,022.35

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Solution

The fourth proportional to 21,604.59, 32,407.02 and 6,022.35 is: 9,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,604.59 : 32,407.02 = 6,022.35 : x
  2. Step 2: Convert to fraction form
    21,604.59/32,407.02 = 6,022.35/x
  3. Step 3: Cross multiply
    21,604.59x = 32,407.02 × 6,022.35
  4. Step 4: Simplify right side
    21,604.59x = 195,166,416.90
  5. Step 5: Solve for x
    x = 195,166,416.90/21,604.59
  6. Step 6: Final answer
    x = 9,033.56

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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.