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Finding the Fourth Proportional to 35,307.47, 52,963.02 and 9,012.44

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Solution

The fourth proportional to 35,307.47, 52,963.02 and 9,012.44 is: 13,519.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,307.47 : 52,963.02 = 9,012.44 : x
  2. Step 2: Convert to fraction form
    35,307.47/52,963.02 = 9,012.44/x
  3. Step 3: Cross multiply
    35,307.47x = 52,963.02 × 9,012.44
  4. Step 4: Simplify right side
    35,307.47x = 477,325,775.15
  5. Step 5: Solve for x
    x = 477,325,775.15/35,307.47
  6. Step 6: Final answer
    x = 13,519.12

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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.