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Finding the Fourth Proportional to 17,896.96, 26,845.42 and 7,508.71

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Solution

The fourth proportional to 17,896.96, 26,845.42 and 7,508.71 is: 11,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,896.96 : 26,845.42 = 7,508.71 : x
  2. Step 2: Convert to fraction form
    17,896.96/26,845.42 = 7,508.71/x
  3. Step 3: Cross multiply
    17,896.96x = 26,845.42 × 7,508.71
  4. Step 4: Simplify right side
    17,896.96x = 201,574,436.06
  5. Step 5: Solve for x
    x = 201,574,436.06/17,896.96
  6. Step 6: Final answer
    x = 11,263.05

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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.