Home / 12,416.44-18,602.74-12,110.28

Finding the Fourth Proportional to 12,416.44, 18,602.74 and 12,110.28

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Solution

The fourth proportional to 12,416.44, 18,602.74 and 12,110.28 is: 18,144.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,416.44 : 18,602.74 = 12,110.28 : x
  2. Step 2: Convert to fraction form
    12,416.44/18,602.74 = 12,110.28/x
  3. Step 3: Cross multiply
    12,416.44x = 18,602.74 × 12,110.28
  4. Step 4: Simplify right side
    12,416.44x = 225,284,390.17
  5. Step 5: Solve for x
    x = 225,284,390.17/12,416.44
  6. Step 6: Final answer
    x = 18,144.04

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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.