Home / 31,946.67-47,927.30-9,763.20

Finding the Fourth Proportional to 31,946.67, 47,927.30 and 9,763.20

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Solution

The fourth proportional to 31,946.67, 47,927.30 and 9,763.20 is: 14,647.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,946.67 : 47,927.30 = 9,763.20 : x
  2. Step 2: Convert to fraction form
    31,946.67/47,927.30 = 9,763.20/x
  3. Step 3: Cross multiply
    31,946.67x = 47,927.30 × 9,763.20
  4. Step 4: Simplify right side
    31,946.67x = 467,923,766.54
  5. Step 5: Solve for x
    x = 467,923,766.54/31,946.67
  6. Step 6: Final answer
    x = 14,647.03

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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.