Home / 13,176-19,764.03-5,384.82

Finding the Fourth Proportional to 13,176, 19,764.03 and 5,384.82

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Solution

The fourth proportional to 13,176, 19,764.03 and 5,384.82 is: 8,077.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176 : 19,764.03 = 5,384.82 : x
  2. Step 2: Convert to fraction form
    13,176/19,764.03 = 5,384.82/x
  3. Step 3: Cross multiply
    13,176x = 19,764.03 × 5,384.82
  4. Step 4: Simplify right side
    13,176x = 106,425,744.02
  5. Step 5: Solve for x
    x = 106,425,744.02/13,176
  6. Step 6: Final answer
    x = 8,077.24

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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.