Home / 13,025.70-19,538.40-3,164.97

Finding the Fourth Proportional to 13,025.70, 19,538.40 and 3,164.97

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Solution

The fourth proportional to 13,025.70, 19,538.40 and 3,164.97 is: 4,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.70 : 19,538.40 = 3,164.97 : x
  2. Step 2: Convert to fraction form
    13,025.70/19,538.40 = 3,164.97/x
  3. Step 3: Cross multiply
    13,025.70x = 19,538.40 × 3,164.97
  4. Step 4: Simplify right side
    13,025.70x = 61,838,449.85
  5. Step 5: Solve for x
    x = 61,838,449.85/13,025.70
  6. Step 6: Final answer
    x = 4,747.42

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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.