Home / 35,154.83-52,739.30-12,968.33

Finding the Fourth Proportional to 35,154.83, 52,739.30 and 12,968.33

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Solution

The fourth proportional to 35,154.83, 52,739.30 and 12,968.33 is: 19,455.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,154.83 : 52,739.30 = 12,968.33 : x
  2. Step 2: Convert to fraction form
    35,154.83/52,739.30 = 12,968.33/x
  3. Step 3: Cross multiply
    35,154.83x = 52,739.30 × 12,968.33
  4. Step 4: Simplify right side
    35,154.83x = 683,940,415.09
  5. Step 5: Solve for x
    x = 683,940,415.09/35,154.83
  6. Step 6: Final answer
    x = 19,455.09

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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.