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Finding the Fourth Proportional to 12,364.60, 18,544.86 and 4,044.48

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Solution

The fourth proportional to 12,364.60, 18,544.86 and 4,044.48 is: 6,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.60 : 18,544.86 = 4,044.48 : x
  2. Step 2: Convert to fraction form
    12,364.60/18,544.86 = 4,044.48/x
  3. Step 3: Cross multiply
    12,364.60x = 18,544.86 × 4,044.48
  4. Step 4: Simplify right side
    12,364.60x = 75,004,315.37
  5. Step 5: Solve for x
    x = 75,004,315.37/12,364.60
  6. Step 6: Final answer
    x = 6,066.05

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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.