Home / 13,058.24-19,568.80-6,477.92

Finding the Fourth Proportional to 13,058.24, 19,568.80 and 6,477.92

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Solution

The fourth proportional to 13,058.24, 19,568.80 and 6,477.92 is: 9,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.24 : 19,568.80 = 6,477.92 : x
  2. Step 2: Convert to fraction form
    13,058.24/19,568.80 = 6,477.92/x
  3. Step 3: Cross multiply
    13,058.24x = 19,568.80 × 6,477.92
  4. Step 4: Simplify right side
    13,058.24x = 126,765,120.90
  5. Step 5: Solve for x
    x = 126,765,120.90/13,058.24
  6. Step 6: Final answer
    x = 9,707.67

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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.