Home / 13,148.76-19,712.70-6,571.56

Finding the Fourth Proportional to 13,148.76, 19,712.70 and 6,571.56

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Solution

The fourth proportional to 13,148.76, 19,712.70 and 6,571.56 is: 9,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148.76 : 19,712.70 = 6,571.56 : x
  2. Step 2: Convert to fraction form
    13,148.76/19,712.70 = 6,571.56/x
  3. Step 3: Cross multiply
    13,148.76x = 19,712.70 × 6,571.56
  4. Step 4: Simplify right side
    13,148.76x = 129,543,190.81
  5. Step 5: Solve for x
    x = 129,543,190.81/13,148.76
  6. Step 6: Final answer
    x = 9,852.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.