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Finding the Fourth Proportional to 17,735.36, 26,602.08 and 5,423.36

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Solution

The fourth proportional to 17,735.36, 26,602.08 and 5,423.36 is: 8,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,735.36 : 26,602.08 = 5,423.36 : x
  2. Step 2: Convert to fraction form
    17,735.36/26,602.08 = 5,423.36/x
  3. Step 3: Cross multiply
    17,735.36x = 26,602.08 × 5,423.36
  4. Step 4: Simplify right side
    17,735.36x = 144,272,656.59
  5. Step 5: Solve for x
    x = 144,272,656.59/17,735.36
  6. Step 6: Final answer
    x = 8,134.75

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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.