Home / 23,984.82-33,119.88-15,047.70

Finding the Fourth Proportional to 23,984.82, 33,119.88 and 15,047.70

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Solution

The fourth proportional to 23,984.82, 33,119.88 and 15,047.70 is: 20,778.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,984.82 : 33,119.88 = 15,047.70 : x
  2. Step 2: Convert to fraction form
    23,984.82/33,119.88 = 15,047.70/x
  3. Step 3: Cross multiply
    23,984.82x = 33,119.88 × 15,047.70
  4. Step 4: Simplify right side
    23,984.82x = 498,378,018.28
  5. Step 5: Solve for x
    x = 498,378,018.28/23,984.82
  6. Step 6: Final answer
    x = 20,778.89

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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.