Home / 26,917.58-37,142.03-15,584.87

Finding the Fourth Proportional to 26,917.58, 37,142.03 and 15,584.87

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Solution

The fourth proportional to 26,917.58, 37,142.03 and 15,584.87 is: 21,504.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.58 : 37,142.03 = 15,584.87 : x
  2. Step 2: Convert to fraction form
    26,917.58/37,142.03 = 15,584.87/x
  3. Step 3: Cross multiply
    26,917.58x = 37,142.03 × 15,584.87
  4. Step 4: Simplify right side
    26,917.58x = 578,853,445.45
  5. Step 5: Solve for x
    x = 578,853,445.45/26,917.58
  6. Step 6: Final answer
    x = 21,504.67

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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.