Home / 13,830.24-20,733.48-5,063.34

Finding the Fourth Proportional to 13,830.24, 20,733.48 and 5,063.34

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Solution

The fourth proportional to 13,830.24, 20,733.48 and 5,063.34 is: 7,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,830.24 : 20,733.48 = 5,063.34 : x
  2. Step 2: Convert to fraction form
    13,830.24/20,733.48 = 5,063.34/x
  3. Step 3: Cross multiply
    13,830.24x = 20,733.48 × 5,063.34
  4. Step 4: Simplify right side
    13,830.24x = 104,980,658.62
  5. Step 5: Solve for x
    x = 104,980,658.62/13,830.24
  6. Step 6: Final answer
    x = 7,590.66

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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.