Home / 33,279.14-49,894.08-15,728.48

Finding the Fourth Proportional to 33,279.14, 49,894.08 and 15,728.48

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Solution

The fourth proportional to 33,279.14, 49,894.08 and 15,728.48 is: 23,581.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,279.14 : 49,894.08 = 15,728.48 : x
  2. Step 2: Convert to fraction form
    33,279.14/49,894.08 = 15,728.48/x
  3. Step 3: Cross multiply
    33,279.14x = 49,894.08 × 15,728.48
  4. Step 4: Simplify right side
    33,279.14x = 784,758,039.40
  5. Step 5: Solve for x
    x = 784,758,039.40/33,279.14
  6. Step 6: Final answer
    x = 23,581.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.