Home / 20,297.36-30,446.04-13,370.24

Finding the Fourth Proportional to 20,297.36, 30,446.04 and 13,370.24

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Solution

The fourth proportional to 20,297.36, 30,446.04 and 13,370.24 is: 20,055.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,297.36 : 30,446.04 = 13,370.24 : x
  2. Step 2: Convert to fraction form
    20,297.36/30,446.04 = 13,370.24/x
  3. Step 3: Cross multiply
    20,297.36x = 30,446.04 × 13,370.24
  4. Step 4: Simplify right side
    20,297.36x = 407,070,861.85
  5. Step 5: Solve for x
    x = 407,070,861.85/20,297.36
  6. Step 6: Final answer
    x = 20,055.36

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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.