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Finding the Fourth Proportional to 35,672.62, 53,509.53 and 13,496.44

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Solution

The fourth proportional to 35,672.62, 53,509.53 and 13,496.44 is: 20,244.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,672.62 : 53,509.53 = 13,496.44 : x
  2. Step 2: Convert to fraction form
    35,672.62/53,509.53 = 13,496.44/x
  3. Step 3: Cross multiply
    35,672.62x = 53,509.53 × 13,496.44
  4. Step 4: Simplify right side
    35,672.62x = 722,188,161.07
  5. Step 5: Solve for x
    x = 722,188,161.07/35,672.62
  6. Step 6: Final answer
    x = 20,244.89

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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.