Home / 33,432.85-46,136.91-18,119.07

Finding the Fourth Proportional to 33,432.85, 46,136.91 and 18,119.07

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Solution

The fourth proportional to 33,432.85, 46,136.91 and 18,119.07 is: 25,004.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,432.85 : 46,136.91 = 18,119.07 : x
  2. Step 2: Convert to fraction form
    33,432.85/46,136.91 = 18,119.07/x
  3. Step 3: Cross multiply
    33,432.85x = 46,136.91 × 18,119.07
  4. Step 4: Simplify right side
    33,432.85x = 835,957,901.87
  5. Step 5: Solve for x
    x = 835,957,901.87/33,432.85
  6. Step 6: Final answer
    x = 25,004.09

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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.