Home / 30,176.06-41,615.69-18,846.59

Finding the Fourth Proportional to 30,176.06, 41,615.69 and 18,846.59

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Solution

The fourth proportional to 30,176.06, 41,615.69 and 18,846.59 is: 25,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.06 : 41,615.69 = 18,846.59 : x
  2. Step 2: Convert to fraction form
    30,176.06/41,615.69 = 18,846.59/x
  3. Step 3: Cross multiply
    30,176.06x = 41,615.69 × 18,846.59
  4. Step 4: Simplify right side
    30,176.06x = 784,313,544.69
  5. Step 5: Solve for x
    x = 784,313,544.69/30,176.06
  6. Step 6: Final answer
    x = 25,991.26

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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.