Home / 39,358.99-54,306.07-22,363.57

Finding the Fourth Proportional to 39,358.99, 54,306.07 and 22,363.57

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Solution

The fourth proportional to 39,358.99, 54,306.07 and 22,363.57 is: 30,856.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,358.99 : 54,306.07 = 22,363.57 : x
  2. Step 2: Convert to fraction form
    39,358.99/54,306.07 = 22,363.57/x
  3. Step 3: Cross multiply
    39,358.99x = 54,306.07 × 22,363.57
  4. Step 4: Simplify right side
    39,358.99x = 1,214,477,597.87
  5. Step 5: Solve for x
    x = 1,214,477,597.87/39,358.99
  6. Step 6: Final answer
    x = 30,856.42

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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.