Home / 43,501.44-65,260.32-13,911.30

Finding the Fourth Proportional to 43,501.44, 65,260.32 and 13,911.30

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Solution

The fourth proportional to 43,501.44, 65,260.32 and 13,911.30 is: 20,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,501.44 : 65,260.32 = 13,911.30 : x
  2. Step 2: Convert to fraction form
    43,501.44/65,260.32 = 13,911.30/x
  3. Step 3: Cross multiply
    43,501.44x = 65,260.32 × 13,911.30
  4. Step 4: Simplify right side
    43,501.44x = 907,855,889.62
  5. Step 5: Solve for x
    x = 907,855,889.62/43,501.44
  6. Step 6: Final answer
    x = 20,869.56

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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.