Home / 47,352.39-71,020.83-19,271.31

Finding the Fourth Proportional to 47,352.39, 71,020.83 and 19,271.31

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Solution

The fourth proportional to 47,352.39, 71,020.83 and 19,271.31 is: 28,903.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,352.39 : 71,020.83 = 19,271.31 : x
  2. Step 2: Convert to fraction form
    47,352.39/71,020.83 = 19,271.31/x
  3. Step 3: Cross multiply
    47,352.39x = 71,020.83 × 19,271.31
  4. Step 4: Simplify right side
    47,352.39x = 1,368,664,431.39
  5. Step 5: Solve for x
    x = 1,368,664,431.39/47,352.39
  6. Step 6: Final answer
    x = 28,903.81

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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.