Home / 12,230.35-18,344.94-4,332.74

Finding the Fourth Proportional to 12,230.35, 18,344.94 and 4,332.74

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Solution

The fourth proportional to 12,230.35, 18,344.94 and 4,332.74 is: 6,498.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.35 : 18,344.94 = 4,332.74 : x
  2. Step 2: Convert to fraction form
    12,230.35/18,344.94 = 4,332.74/x
  3. Step 3: Cross multiply
    12,230.35x = 18,344.94 × 4,332.74
  4. Step 4: Simplify right side
    12,230.35x = 79,483,747.36
  5. Step 5: Solve for x
    x = 79,483,747.36/12,230.35
  6. Step 6: Final answer
    x = 6,498.90

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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.