Home / 18,450.79-25,462.39-10,067.29

Finding the Fourth Proportional to 18,450.79, 25,462.39 and 10,067.29

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Solution

The fourth proportional to 18,450.79, 25,462.39 and 10,067.29 is: 13,893.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.79 : 25,462.39 = 10,067.29 : x
  2. Step 2: Convert to fraction form
    18,450.79/25,462.39 = 10,067.29/x
  3. Step 3: Cross multiply
    18,450.79x = 25,462.39 × 10,067.29
  4. Step 4: Simplify right side
    18,450.79x = 256,337,302.71
  5. Step 5: Solve for x
    x = 256,337,302.71/18,450.79
  6. Step 6: Final answer
    x = 13,893.02

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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.