Home / 12,414.23-18,621.95-4,094.21

Finding the Fourth Proportional to 12,414.23, 18,621.95 and 4,094.21

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Solution

The fourth proportional to 12,414.23, 18,621.95 and 4,094.21 is: 6,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.23 : 18,621.95 = 4,094.21 : x
  2. Step 2: Convert to fraction form
    12,414.23/18,621.95 = 4,094.21/x
  3. Step 3: Cross multiply
    12,414.23x = 18,621.95 × 4,094.21
  4. Step 4: Simplify right side
    12,414.23x = 76,242,060.33
  5. Step 5: Solve for x
    x = 76,242,060.33/12,414.23
  6. Step 6: Final answer
    x = 6,141.51

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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.