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Finding the Fourth Proportional to 17,761.99, 26,635.24 and 9,440.01

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Solution

The fourth proportional to 17,761.99, 26,635.24 and 9,440.01 is: 14,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.99 : 26,635.24 = 9,440.01 : x
  2. Step 2: Convert to fraction form
    17,761.99/26,635.24 = 9,440.01/x
  3. Step 3: Cross multiply
    17,761.99x = 26,635.24 × 9,440.01
  4. Step 4: Simplify right side
    17,761.99x = 251,436,931.95
  5. Step 5: Solve for x
    x = 251,436,931.95/17,761.99
  6. Step 6: Final answer
    x = 14,155.90

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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.