Home / 33,159.13-49,738.70-9,783.75

Finding the Fourth Proportional to 33,159.13, 49,738.70 and 9,783.75

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Solution

The fourth proportional to 33,159.13, 49,738.70 and 9,783.75 is: 14,675.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159.13 : 49,738.70 = 9,783.75 : x
  2. Step 2: Convert to fraction form
    33,159.13/49,738.70 = 9,783.75/x
  3. Step 3: Cross multiply
    33,159.13x = 49,738.70 × 9,783.75
  4. Step 4: Simplify right side
    33,159.13x = 486,631,006.13
  5. Step 5: Solve for x
    x = 486,631,006.13/33,159.13
  6. Step 6: Final answer
    x = 14,675.63

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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.