Home / 47,616.23-71,433.37-19,155.36

Finding the Fourth Proportional to 47,616.23, 71,433.37 and 19,155.36

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Solution

The fourth proportional to 47,616.23, 71,433.37 and 19,155.36 is: 28,736.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,616.23 : 71,433.37 = 19,155.36 : x
  2. Step 2: Convert to fraction form
    47,616.23/71,433.37 = 19,155.36/x
  3. Step 3: Cross multiply
    47,616.23x = 71,433.37 × 19,155.36
  4. Step 4: Simplify right side
    47,616.23x = 1,368,331,918.36
  5. Step 5: Solve for x
    x = 1,368,331,918.36/47,616.23
  6. Step 6: Final answer
    x = 28,736.67

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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.