Home / 14,338.22-19,786.10-7,965.24

Finding the Fourth Proportional to 14,338.22, 19,786.10 and 7,965.24

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Solution

The fourth proportional to 14,338.22, 19,786.10 and 7,965.24 is: 10,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.22 : 19,786.10 = 7,965.24 : x
  2. Step 2: Convert to fraction form
    14,338.22/19,786.10 = 7,965.24/x
  3. Step 3: Cross multiply
    14,338.22x = 19,786.10 × 7,965.24
  4. Step 4: Simplify right side
    14,338.22x = 157,600,943.54
  5. Step 5: Solve for x
    x = 157,600,943.54/14,338.22
  6. Step 6: Final answer
    x = 10,991.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.