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Finding the Fourth Proportional to 17,368.56, 26,056.92 and 7,510.68

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Solution

The fourth proportional to 17,368.56, 26,056.92 and 7,510.68 is: 11,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,368.56 : 26,056.92 = 7,510.68 : x
  2. Step 2: Convert to fraction form
    17,368.56/26,056.92 = 7,510.68/x
  3. Step 3: Cross multiply
    17,368.56x = 26,056.92 × 7,510.68
  4. Step 4: Simplify right side
    17,368.56x = 195,705,187.91
  5. Step 5: Solve for x
    x = 195,705,187.91/17,368.56
  6. Step 6: Final answer
    x = 11,267.78

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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.