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Finding the Fourth Proportional to 17,504.40, 26,262.87 and 7,504.95

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Solution

The fourth proportional to 17,504.40, 26,262.87 and 7,504.95 is: 11,260.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,504.40 : 26,262.87 = 7,504.95 : x
  2. Step 2: Convert to fraction form
    17,504.40/26,262.87 = 7,504.95/x
  3. Step 3: Cross multiply
    17,504.40x = 26,262.87 × 7,504.95
  4. Step 4: Simplify right side
    17,504.40x = 197,101,526.21
  5. Step 5: Solve for x
    x = 197,101,526.21/17,504.40
  6. Step 6: Final answer
    x = 11,260.11

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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.