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Finding the Fourth Proportional to 45,679.62, 63,037.62 and 25,536.54

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Solution

The fourth proportional to 45,679.62, 63,037.62 and 25,536.54 is: 35,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,679.62 : 63,037.62 = 25,536.54 : x
  2. Step 2: Convert to fraction form
    45,679.62/63,037.62 = 25,536.54/x
  3. Step 3: Cross multiply
    45,679.62x = 63,037.62 × 25,536.54
  4. Step 4: Simplify right side
    45,679.62x = 1,609,762,704.63
  5. Step 5: Solve for x
    x = 1,609,762,704.63/45,679.62
  6. Step 6: Final answer
    x = 35,240.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.