Home / 12,181.04-18,256.44-8,844.08

Finding the Fourth Proportional to 12,181.04, 18,256.44 and 8,844.08

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Solution

The fourth proportional to 12,181.04, 18,256.44 and 8,844.08 is: 13,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,181.04 : 18,256.44 = 8,844.08 : x
  2. Step 2: Convert to fraction form
    12,181.04/18,256.44 = 8,844.08/x
  3. Step 3: Cross multiply
    12,181.04x = 18,256.44 × 8,844.08
  4. Step 4: Simplify right side
    12,181.04x = 161,461,415.88
  5. Step 5: Solve for x
    x = 161,461,415.88/12,181.04
  6. Step 6: Final answer
    x = 13,255.14

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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.