Home / 19,558.28-29,322.84-11,765.27

Finding the Fourth Proportional to 19,558.28, 29,322.84 and 11,765.27

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Solution

The fourth proportional to 19,558.28, 29,322.84 and 11,765.27 is: 17,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.28 : 29,322.84 = 11,765.27 : x
  2. Step 2: Convert to fraction form
    19,558.28/29,322.84 = 11,765.27/x
  3. Step 3: Cross multiply
    19,558.28x = 29,322.84 × 11,765.27
  4. Step 4: Simplify right side
    19,558.28x = 344,991,129.77
  5. Step 5: Solve for x
    x = 344,991,129.77/19,558.28
  6. Step 6: Final answer
    x = 17,639.13

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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.