Home / 12,194.60-18,291.88-4,401.58

Finding the Fourth Proportional to 12,194.60, 18,291.88 and 4,401.58

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Solution

The fourth proportional to 12,194.60, 18,291.88 and 4,401.58 is: 6,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.60 : 18,291.88 = 4,401.58 : x
  2. Step 2: Convert to fraction form
    12,194.60/18,291.88 = 4,401.58/x
  3. Step 3: Cross multiply
    12,194.60x = 18,291.88 × 4,401.58
  4. Step 4: Simplify right side
    12,194.60x = 80,513,173.17
  5. Step 5: Solve for x
    x = 80,513,173.17/12,194.60
  6. Step 6: Final answer
    x = 6,602.36

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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.