Home / 13,503.46-20,262.47-6,577.96

Finding the Fourth Proportional to 13,503.46, 20,262.47 and 6,577.96

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Solution

The fourth proportional to 13,503.46, 20,262.47 and 6,577.96 is: 9,870.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503.46 : 20,262.47 = 6,577.96 : x
  2. Step 2: Convert to fraction form
    13,503.46/20,262.47 = 6,577.96/x
  3. Step 3: Cross multiply
    13,503.46x = 20,262.47 × 6,577.96
  4. Step 4: Simplify right side
    13,503.46x = 133,285,615.85
  5. Step 5: Solve for x
    x = 133,285,615.85/13,503.46
  6. Step 6: Final answer
    x = 9,870.48

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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.