Home / 47,286.80-70,940.58-14,009.48

Finding the Fourth Proportional to 47,286.80, 70,940.58 and 14,009.48

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Solution

The fourth proportional to 47,286.80, 70,940.58 and 14,009.48 is: 21,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,286.80 : 70,940.58 = 14,009.48 : x
  2. Step 2: Convert to fraction form
    47,286.80/70,940.58 = 14,009.48/x
  3. Step 3: Cross multiply
    47,286.80x = 70,940.58 × 14,009.48
  4. Step 4: Simplify right side
    47,286.80x = 993,840,636.70
  5. Step 5: Solve for x
    x = 993,840,636.70/47,286.80
  6. Step 6: Final answer
    x = 21,017.30

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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.