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Finding the Fourth Proportional to 35,307.69, 52,961.48 and 9,012.44

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Solution

The fourth proportional to 35,307.69, 52,961.48 and 9,012.44 is: 13,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,307.69 : 52,961.48 = 9,012.44 : x
  2. Step 2: Convert to fraction form
    35,307.69/52,961.48 = 9,012.44/x
  3. Step 3: Cross multiply
    35,307.69x = 52,961.48 × 9,012.44
  4. Step 4: Simplify right side
    35,307.69x = 477,311,896.00
  5. Step 5: Solve for x
    x = 477,311,896.00/35,307.69
  6. Step 6: Final answer
    x = 13,518.64

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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.