Home / 12,418.03-18,624.33-7,962.34

Finding the Fourth Proportional to 12,418.03, 18,624.33 and 7,962.34

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Solution

The fourth proportional to 12,418.03, 18,624.33 and 7,962.34 is: 11,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,418.03 : 18,624.33 = 7,962.34 : x
  2. Step 2: Convert to fraction form
    12,418.03/18,624.33 = 7,962.34/x
  3. Step 3: Cross multiply
    12,418.03x = 18,624.33 × 7,962.34
  4. Step 4: Simplify right side
    12,418.03x = 148,293,247.73
  5. Step 5: Solve for x
    x = 148,293,247.73/12,418.03
  6. Step 6: Final answer
    x = 11,941.77

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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.