Home / 23,971.13-33,080.31-13,361.43

Finding the Fourth Proportional to 23,971.13, 33,080.31 and 13,361.43

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Solution

The fourth proportional to 23,971.13, 33,080.31 and 13,361.43 is: 18,438.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,971.13 : 33,080.31 = 13,361.43 : x
  2. Step 2: Convert to fraction form
    23,971.13/33,080.31 = 13,361.43/x
  3. Step 3: Cross multiply
    23,971.13x = 33,080.31 × 13,361.43
  4. Step 4: Simplify right side
    23,971.13x = 442,000,179.64
  5. Step 5: Solve for x
    x = 442,000,179.64/23,971.13
  6. Step 6: Final answer
    x = 18,438.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.