Home / 35,147.39-52,687.22-12,948.64

Finding the Fourth Proportional to 35,147.39, 52,687.22 and 12,948.64

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Solution

The fourth proportional to 35,147.39, 52,687.22 and 12,948.64 is: 19,410.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147.39 : 52,687.22 = 12,948.64 : x
  2. Step 2: Convert to fraction form
    35,147.39/52,687.22 = 12,948.64/x
  3. Step 3: Cross multiply
    35,147.39x = 52,687.22 × 12,948.64
  4. Step 4: Simplify right side
    35,147.39x = 682,227,844.38
  5. Step 5: Solve for x
    x = 682,227,844.38/35,147.39
  6. Step 6: Final answer
    x = 19,410.48

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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.