Home / 43,157.26-64,717.57-18,208.46

Finding the Fourth Proportional to 43,157.26, 64,717.57 and 18,208.46

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Solution

The fourth proportional to 43,157.26, 64,717.57 and 18,208.46 is: 27,304.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,157.26 : 64,717.57 = 18,208.46 : x
  2. Step 2: Convert to fraction form
    43,157.26/64,717.57 = 18,208.46/x
  3. Step 3: Cross multiply
    43,157.26x = 64,717.57 × 18,208.46
  4. Step 4: Simplify right side
    43,157.26x = 1,178,407,284.64
  5. Step 5: Solve for x
    x = 1,178,407,284.64/43,157.26
  6. Step 6: Final answer
    x = 27,304.96

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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.