Home / 11,636.03-17,438.31-8,341.85

Finding the Fourth Proportional to 11,636.03, 17,438.31 and 8,341.85

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Solution

The fourth proportional to 11,636.03, 17,438.31 and 8,341.85 is: 12,501.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.03 : 17,438.31 = 8,341.85 : x
  2. Step 2: Convert to fraction form
    11,636.03/17,438.31 = 8,341.85/x
  3. Step 3: Cross multiply
    11,636.03x = 17,438.31 × 8,341.85
  4. Step 4: Simplify right side
    11,636.03x = 145,467,809.87
  5. Step 5: Solve for x
    x = 145,467,809.87/11,636.03
  6. Step 6: Final answer
    x = 12,501.50

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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.