Home / 33,183.13-45,792.72-18,279.13

Finding the Fourth Proportional to 33,183.13, 45,792.72 and 18,279.13

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Solution

The fourth proportional to 33,183.13, 45,792.72 and 18,279.13 is: 25,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,183.13 : 45,792.72 = 18,279.13 : x
  2. Step 2: Convert to fraction form
    33,183.13/45,792.72 = 18,279.13/x
  3. Step 3: Cross multiply
    33,183.13x = 45,792.72 × 18,279.13
  4. Step 4: Simplify right side
    33,183.13x = 837,051,081.93
  5. Step 5: Solve for x
    x = 837,051,081.93/33,183.13
  6. Step 6: Final answer
    x = 25,225.20

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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.