Home / 43,154.26-64,713.07-18,205.46

Finding the Fourth Proportional to 43,154.26, 64,713.07 and 18,205.46

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Solution

The fourth proportional to 43,154.26, 64,713.07 and 18,205.46 is: 27,300.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,154.26 : 64,713.07 = 18,205.46 : x
  2. Step 2: Convert to fraction form
    43,154.26/64,713.07 = 18,205.46/x
  3. Step 3: Cross multiply
    43,154.26x = 64,713.07 × 18,205.46
  4. Step 4: Simplify right side
    43,154.26x = 1,178,131,207.36
  5. Step 5: Solve for x
    x = 1,178,131,207.36/43,154.26
  6. Step 6: Final answer
    x = 27,300.46

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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.