Home / 12,236.03-18,354.74-3,470.25

Finding the Fourth Proportional to 12,236.03, 18,354.74 and 3,470.25

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Solution

The fourth proportional to 12,236.03, 18,354.74 and 3,470.25 is: 5,205.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.03 : 18,354.74 = 3,470.25 : x
  2. Step 2: Convert to fraction form
    12,236.03/18,354.74 = 3,470.25/x
  3. Step 3: Cross multiply
    12,236.03x = 18,354.74 × 3,470.25
  4. Step 4: Simplify right side
    12,236.03x = 63,695,536.49
  5. Step 5: Solve for x
    x = 63,695,536.49/12,236.03
  6. Step 6: Final answer
    x = 5,205.57

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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.