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Finding the Fourth Proportional to 10,014.88, 15,017.22 and 3,348.98

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Solution

The fourth proportional to 10,014.88, 15,017.22 and 3,348.98 is: 5,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.88 : 15,017.22 = 3,348.98 : x
  2. Step 2: Convert to fraction form
    10,014.88/15,017.22 = 3,348.98/x
  3. Step 3: Cross multiply
    10,014.88x = 15,017.22 × 3,348.98
  4. Step 4: Simplify right side
    10,014.88x = 50,292,369.44
  5. Step 5: Solve for x
    x = 50,292,369.44/10,014.88
  6. Step 6: Final answer
    x = 5,021.76

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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.