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Finding the Fourth Proportional to 17,391.59, 26,091.09 and 7,003.34

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Solution

The fourth proportional to 17,391.59, 26,091.09 and 7,003.34 is: 10,506.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.59 : 26,091.09 = 7,003.34 : x
  2. Step 2: Convert to fraction form
    17,391.59/26,091.09 = 7,003.34/x
  3. Step 3: Cross multiply
    17,391.59x = 26,091.09 × 7,003.34
  4. Step 4: Simplify right side
    17,391.59x = 182,724,774.24
  5. Step 5: Solve for x
    x = 182,724,774.24/17,391.59
  6. Step 6: Final answer
    x = 10,506.50

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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.