Home / 35,172.61-52,753.22-12,996.43

Finding the Fourth Proportional to 35,172.61, 52,753.22 and 12,996.43

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Solution

The fourth proportional to 35,172.61, 52,753.22 and 12,996.43 is: 19,492.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172.61 : 52,753.22 = 12,996.43 : x
  2. Step 2: Convert to fraction form
    35,172.61/52,753.22 = 12,996.43/x
  3. Step 3: Cross multiply
    35,172.61x = 52,753.22 × 12,996.43
  4. Step 4: Simplify right side
    35,172.61x = 685,603,466.02
  5. Step 5: Solve for x
    x = 685,603,466.02/35,172.61
  6. Step 6: Final answer
    x = 19,492.54

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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.