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Finding the Fourth Proportional to 17,544.68, 26,318.68 and 4,895.28

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Solution

The fourth proportional to 17,544.68, 26,318.68 and 4,895.28 is: 7,343.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,544.68 : 26,318.68 = 4,895.28 : x
  2. Step 2: Convert to fraction form
    17,544.68/26,318.68 = 4,895.28/x
  3. Step 3: Cross multiply
    17,544.68x = 26,318.68 × 4,895.28
  4. Step 4: Simplify right side
    17,544.68x = 128,837,295.59
  5. Step 5: Solve for x
    x = 128,837,295.59/17,544.68
  6. Step 6: Final answer
    x = 7,343.38

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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.