Home / 36,028.36-54,043.26-19,402.12

Finding the Fourth Proportional to 36,028.36, 54,043.26 and 19,402.12

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Solution

The fourth proportional to 36,028.36, 54,043.26 and 19,402.12 is: 29,103.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.36 : 54,043.26 = 19,402.12 : x
  2. Step 2: Convert to fraction form
    36,028.36/54,043.26 = 19,402.12/x
  3. Step 3: Cross multiply
    36,028.36x = 54,043.26 × 19,402.12
  4. Step 4: Simplify right side
    36,028.36x = 1,048,553,815.71
  5. Step 5: Solve for x
    x = 1,048,553,815.71/36,028.36
  6. Step 6: Final answer
    x = 29,103.57

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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.