Home / 39,668.85-54,727.92-25,329.21

Finding the Fourth Proportional to 39,668.85, 54,727.92 and 25,329.21

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Solution

The fourth proportional to 39,668.85, 54,727.92 and 25,329.21 is: 34,944.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,668.85 : 54,727.92 = 25,329.21 : x
  2. Step 2: Convert to fraction form
    39,668.85/54,727.92 = 25,329.21/x
  3. Step 3: Cross multiply
    39,668.85x = 54,727.92 × 25,329.21
  4. Step 4: Simplify right side
    39,668.85x = 1,386,214,978.54
  5. Step 5: Solve for x
    x = 1,386,214,978.54/39,668.85
  6. Step 6: Final answer
    x = 34,944.67

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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.