Home / 13,176.56-19,766.23-4,292.59

Finding the Fourth Proportional to 13,176.56, 19,766.23 and 4,292.59

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Solution

The fourth proportional to 13,176.56, 19,766.23 and 4,292.59 is: 6,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176.56 : 19,766.23 = 4,292.59 : x
  2. Step 2: Convert to fraction form
    13,176.56/19,766.23 = 4,292.59/x
  3. Step 3: Cross multiply
    13,176.56x = 19,766.23 × 4,292.59
  4. Step 4: Simplify right side
    13,176.56x = 84,848,271.82
  5. Step 5: Solve for x
    x = 84,848,271.82/13,176.56
  6. Step 6: Final answer
    x = 6,439.33

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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.