Home / 33,420.48-46,118.52-18,310.38

Finding the Fourth Proportional to 33,420.48, 46,118.52 and 18,310.38

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Solution

The fourth proportional to 33,420.48, 46,118.52 and 18,310.38 is: 25,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420.48 : 46,118.52 = 18,310.38 : x
  2. Step 2: Convert to fraction form
    33,420.48/46,118.52 = 18,310.38/x
  3. Step 3: Cross multiply
    33,420.48x = 46,118.52 × 18,310.38
  4. Step 4: Simplify right side
    33,420.48x = 844,447,626.24
  5. Step 5: Solve for x
    x = 844,447,626.24/33,420.48
  6. Step 6: Final answer
    x = 25,267.37

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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.