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Finding the Fourth Proportional to 17,402.60, 26,114.60 and 7,541.96

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Solution

The fourth proportional to 17,402.60, 26,114.60 and 7,541.96 is: 11,317.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,402.60 : 26,114.60 = 7,541.96 : x
  2. Step 2: Convert to fraction form
    17,402.60/26,114.60 = 7,541.96/x
  3. Step 3: Cross multiply
    17,402.60x = 26,114.60 × 7,541.96
  4. Step 4: Simplify right side
    17,402.60x = 196,955,303.79
  5. Step 5: Solve for x
    x = 196,955,303.79/17,402.60
  6. Step 6: Final answer
    x = 11,317.58

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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.