Home / 23,986.24-35,981.16-8,186.40

Finding the Fourth Proportional to 23,986.24, 35,981.16 and 8,186.40

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Solution

The fourth proportional to 23,986.24, 35,981.16 and 8,186.40 is: 12,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,986.24 : 35,981.16 = 8,186.40 : x
  2. Step 2: Convert to fraction form
    23,986.24/35,981.16 = 8,186.40/x
  3. Step 3: Cross multiply
    23,986.24x = 35,981.16 × 8,186.40
  4. Step 4: Simplify right side
    23,986.24x = 294,556,168.22
  5. Step 5: Solve for x
    x = 294,556,168.22/23,986.24
  6. Step 6: Final answer
    x = 12,280.21

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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.