Home / 47,601.30-71,399.92-19,512.12

Finding the Fourth Proportional to 47,601.30, 71,399.92 and 19,512.12

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Solution

The fourth proportional to 47,601.30, 71,399.92 and 19,512.12 is: 29,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,601.30 : 71,399.92 = 19,512.12 : x
  2. Step 2: Convert to fraction form
    47,601.30/71,399.92 = 19,512.12/x
  3. Step 3: Cross multiply
    47,601.30x = 71,399.92 × 19,512.12
  4. Step 4: Simplify right side
    47,601.30x = 1,393,163,807.03
  5. Step 5: Solve for x
    x = 1,393,163,807.03/47,601.30
  6. Step 6: Final answer
    x = 29,267.35

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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.