Home / 12,467.36-18,701.22-3,582.68

Finding the Fourth Proportional to 12,467.36, 18,701.22 and 3,582.68

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Solution

The fourth proportional to 12,467.36, 18,701.22 and 3,582.68 is: 5,374.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.36 : 18,701.22 = 3,582.68 : x
  2. Step 2: Convert to fraction form
    12,467.36/18,701.22 = 3,582.68/x
  3. Step 3: Cross multiply
    12,467.36x = 18,701.22 × 3,582.68
  4. Step 4: Simplify right side
    12,467.36x = 67,000,486.87
  5. Step 5: Solve for x
    x = 67,000,486.87/12,467.36
  6. Step 6: Final answer
    x = 5,374.07

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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.