Home / 53,983.70-80,975.55-17,047.70

Finding the Fourth Proportional to 53,983.70, 80,975.55 and 17,047.70

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Solution

The fourth proportional to 53,983.70, 80,975.55 and 17,047.70 is: 25,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,983.70 : 80,975.55 = 17,047.70 : x
  2. Step 2: Convert to fraction form
    53,983.70/80,975.55 = 17,047.70/x
  3. Step 3: Cross multiply
    53,983.70x = 80,975.55 × 17,047.70
  4. Step 4: Simplify right side
    53,983.70x = 1,380,446,883.74
  5. Step 5: Solve for x
    x = 1,380,446,883.74/53,983.70
  6. Step 6: Final answer
    x = 25,571.55

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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.