Home / 36,103.05-54,109.41-17,378.07

Finding the Fourth Proportional to 36,103.05, 54,109.41 and 17,378.07

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Solution

The fourth proportional to 36,103.05, 54,109.41 and 17,378.07 is: 26,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.05 : 54,109.41 = 17,378.07 : x
  2. Step 2: Convert to fraction form
    36,103.05/54,109.41 = 17,378.07/x
  3. Step 3: Cross multiply
    36,103.05x = 54,109.41 × 17,378.07
  4. Step 4: Simplify right side
    36,103.05x = 940,317,114.64
  5. Step 5: Solve for x
    x = 940,317,114.64/36,103.05
  6. Step 6: Final answer
    x = 26,045.36

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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.