Home / 35,150.78-52,731.18-12,962.44

Finding the Fourth Proportional to 35,150.78, 52,731.18 and 12,962.44

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Solution

The fourth proportional to 35,150.78, 52,731.18 and 12,962.44 is: 19,445.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,150.78 : 52,731.18 = 12,962.44 : x
  2. Step 2: Convert to fraction form
    35,150.78/52,731.18 = 12,962.44/x
  3. Step 3: Cross multiply
    35,150.78x = 52,731.18 × 12,962.44
  4. Step 4: Simplify right side
    35,150.78x = 683,524,493.22
  5. Step 5: Solve for x
    x = 683,524,493.22/35,150.78
  6. Step 6: Final answer
    x = 19,445.50

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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.