Home / 31,361.11-43,277.45-17,213.94

Finding the Fourth Proportional to 31,361.11, 43,277.45 and 17,213.94

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Solution

The fourth proportional to 31,361.11, 43,277.45 and 17,213.94 is: 23,754.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,361.11 : 43,277.45 = 17,213.94 : x
  2. Step 2: Convert to fraction form
    31,361.11/43,277.45 = 17,213.94/x
  3. Step 3: Cross multiply
    31,361.11x = 43,277.45 × 17,213.94
  4. Step 4: Simplify right side
    31,361.11x = 744,975,341.58
  5. Step 5: Solve for x
    x = 744,975,341.58/31,361.11
  6. Step 6: Final answer
    x = 23,754.75

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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.