Home / 12,324.21-18,482.39-4,002.27

Finding the Fourth Proportional to 12,324.21, 18,482.39 and 4,002.27

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Solution

The fourth proportional to 12,324.21, 18,482.39 and 4,002.27 is: 6,002.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.21 : 18,482.39 = 4,002.27 : x
  2. Step 2: Convert to fraction form
    12,324.21/18,482.39 = 4,002.27/x
  3. Step 3: Cross multiply
    12,324.21x = 18,482.39 × 4,002.27
  4. Step 4: Simplify right side
    12,324.21x = 73,971,515.03
  5. Step 5: Solve for x
    x = 73,971,515.03/12,324.21
  6. Step 6: Final answer
    x = 6,002.13

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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.