Home / 13,076.03-19,615.26-4,311.02

Finding the Fourth Proportional to 13,076.03, 19,615.26 and 4,311.02

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Solution

The fourth proportional to 13,076.03, 19,615.26 and 4,311.02 is: 6,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.03 : 19,615.26 = 4,311.02 : x
  2. Step 2: Convert to fraction form
    13,076.03/19,615.26 = 4,311.02/x
  3. Step 3: Cross multiply
    13,076.03x = 19,615.26 × 4,311.02
  4. Step 4: Simplify right side
    13,076.03x = 84,561,778.17
  5. Step 5: Solve for x
    x = 84,561,778.17/13,076.03
  6. Step 6: Final answer
    x = 6,466.93

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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.