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Finding the Fourth Proportional to 17,174.70, 23,699.99 and 10,099.76

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Solution

The fourth proportional to 17,174.70, 23,699.99 and 10,099.76 is: 13,937.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.70 : 23,699.99 = 10,099.76 : x
  2. Step 2: Convert to fraction form
    17,174.70/23,699.99 = 10,099.76/x
  3. Step 3: Cross multiply
    17,174.70x = 23,699.99 × 10,099.76
  4. Step 4: Simplify right side
    17,174.70x = 239,364,117.75
  5. Step 5: Solve for x
    x = 239,364,117.75/17,174.70
  6. Step 6: Final answer
    x = 13,937.02

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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.