Home / 23,181.13-34,756.34-8,388.12

Finding the Fourth Proportional to 23,181.13, 34,756.34 and 8,388.12

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Solution

The fourth proportional to 23,181.13, 34,756.34 and 8,388.12 is: 12,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181.13 : 34,756.34 = 8,388.12 : x
  2. Step 2: Convert to fraction form
    23,181.13/34,756.34 = 8,388.12/x
  3. Step 3: Cross multiply
    23,181.13x = 34,756.34 × 8,388.12
  4. Step 4: Simplify right side
    23,181.13x = 291,540,439.08
  5. Step 5: Solve for x
    x = 291,540,439.08/23,181.13
  6. Step 6: Final answer
    x = 12,576.63

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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.