Home / 18,344.12-27,493.50-10,453.26

Finding the Fourth Proportional to 18,344.12, 27,493.50 and 10,453.26

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Solution

The fourth proportional to 18,344.12, 27,493.50 and 10,453.26 is: 15,666.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.12 : 27,493.50 = 10,453.26 : x
  2. Step 2: Convert to fraction form
    18,344.12/27,493.50 = 10,453.26/x
  3. Step 3: Cross multiply
    18,344.12x = 27,493.50 × 10,453.26
  4. Step 4: Simplify right side
    18,344.12x = 287,396,703.81
  5. Step 5: Solve for x
    x = 287,396,703.81/18,344.12
  6. Step 6: Final answer
    x = 15,666.97

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1.5x scale

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.