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Finding the Fourth Proportional to 20,224.98, 30,337.47 and 6,373.98

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Solution

The fourth proportional to 20,224.98, 30,337.47 and 6,373.98 is: 9,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224.98 : 30,337.47 = 6,373.98 : x
  2. Step 2: Convert to fraction form
    20,224.98/30,337.47 = 6,373.98/x
  3. Step 3: Cross multiply
    20,224.98x = 30,337.47 × 6,373.98
  4. Step 4: Simplify right side
    20,224.98x = 193,370,427.03
  5. Step 5: Solve for x
    x = 193,370,427.03/20,224.98
  6. Step 6: Final answer
    x = 9,560.97

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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.