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Finding the Fourth Proportional to 47,362.92, 70,982.85 and 19,250.25

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Solution

The fourth proportional to 47,362.92, 70,982.85 and 19,250.25 is: 28,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,362.92 : 70,982.85 = 19,250.25 : x
  2. Step 2: Convert to fraction form
    47,362.92/70,982.85 = 19,250.25/x
  3. Step 3: Cross multiply
    47,362.92x = 70,982.85 × 19,250.25
  4. Step 4: Simplify right side
    47,362.92x = 1,366,437,608.21
  5. Step 5: Solve for x
    x = 1,366,437,608.21/47,362.92
  6. Step 6: Final answer
    x = 28,850.37

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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.