Home / 12,361.29-18,541.77-3,001.38

Finding the Fourth Proportional to 12,361.29, 18,541.77 and 3,001.38

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Solution

The fourth proportional to 12,361.29, 18,541.77 and 3,001.38 is: 4,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361.29 : 18,541.77 = 3,001.38 : x
  2. Step 2: Convert to fraction form
    12,361.29/18,541.77 = 3,001.38/x
  3. Step 3: Cross multiply
    12,361.29x = 18,541.77 × 3,001.38
  4. Step 4: Simplify right side
    12,361.29x = 55,650,897.64
  5. Step 5: Solve for x
    x = 55,650,897.64/12,361.29
  6. Step 6: Final answer
    x = 4,502.03

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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.