Home / 13,765.55-19,004.34-9,063.50

Finding the Fourth Proportional to 13,765.55, 19,004.34 and 9,063.50

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Solution

The fourth proportional to 13,765.55, 19,004.34 and 9,063.50 is: 12,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,765.55 : 19,004.34 = 9,063.50 : x
  2. Step 2: Convert to fraction form
    13,765.55/19,004.34 = 9,063.50/x
  3. Step 3: Cross multiply
    13,765.55x = 19,004.34 × 9,063.50
  4. Step 4: Simplify right side
    13,765.55x = 172,245,835.59
  5. Step 5: Solve for x
    x = 172,245,835.59/13,765.55
  6. Step 6: Final answer
    x = 12,512.82

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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.