Home / 19,326.26-29,000.33-8,231.79

Finding the Fourth Proportional to 19,326.26, 29,000.33 and 8,231.79

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Solution

The fourth proportional to 19,326.26, 29,000.33 and 8,231.79 is: 12,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.26 : 29,000.33 = 8,231.79 : x
  2. Step 2: Convert to fraction form
    19,326.26/29,000.33 = 8,231.79/x
  3. Step 3: Cross multiply
    19,326.26x = 29,000.33 × 8,231.79
  4. Step 4: Simplify right side
    19,326.26x = 238,724,626.49
  5. Step 5: Solve for x
    x = 238,724,626.49/19,326.26
  6. Step 6: Final answer
    x = 12,352.34

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1.5x scale

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.