Home / 15,975.36-23,941.20-8,167.80

Finding the Fourth Proportional to 15,975.36, 23,941.20 and 8,167.80

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Solution

The fourth proportional to 15,975.36, 23,941.20 and 8,167.80 is: 12,240.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,975.36 : 23,941.20 = 8,167.80 : x
  2. Step 2: Convert to fraction form
    15,975.36/23,941.20 = 8,167.80/x
  3. Step 3: Cross multiply
    15,975.36x = 23,941.20 × 8,167.80
  4. Step 4: Simplify right side
    15,975.36x = 195,546,933.36
  5. Step 5: Solve for x
    x = 195,546,933.36/15,975.36
  6. Step 6: Final answer
    x = 12,240.53

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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.