Home / 33,750.74-46,576.38-18,643.80

Finding the Fourth Proportional to 33,750.74, 46,576.38 and 18,643.80

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Solution

The fourth proportional to 33,750.74, 46,576.38 and 18,643.80 is: 25,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,750.74 : 46,576.38 = 18,643.80 : x
  2. Step 2: Convert to fraction form
    33,750.74/46,576.38 = 18,643.80/x
  3. Step 3: Cross multiply
    33,750.74x = 46,576.38 × 18,643.80
  4. Step 4: Simplify right side
    33,750.74x = 868,360,958.02
  5. Step 5: Solve for x
    x = 868,360,958.02/33,750.74
  6. Step 6: Final answer
    x = 25,728.65

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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.