Home / 39,069.36-58,530.60-19,324.80

Finding the Fourth Proportional to 39,069.36, 58,530.60 and 19,324.80

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Solution

The fourth proportional to 39,069.36, 58,530.60 and 19,324.80 is: 28,950.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,069.36 : 58,530.60 = 19,324.80 : x
  2. Step 2: Convert to fraction form
    39,069.36/58,530.60 = 19,324.80/x
  3. Step 3: Cross multiply
    39,069.36x = 58,530.60 × 19,324.80
  4. Step 4: Simplify right side
    39,069.36x = 1,131,092,138.88
  5. Step 5: Solve for x
    x = 1,131,092,138.88/39,069.36
  6. Step 6: Final answer
    x = 28,950.87

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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.