Home / 13,017.78-19,499.04-6,003.54

Finding the Fourth Proportional to 13,017.78, 19,499.04 and 6,003.54

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Solution

The fourth proportional to 13,017.78, 19,499.04 and 6,003.54 is: 8,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.78 : 19,499.04 = 6,003.54 : x
  2. Step 2: Convert to fraction form
    13,017.78/19,499.04 = 6,003.54/x
  3. Step 3: Cross multiply
    13,017.78x = 19,499.04 × 6,003.54
  4. Step 4: Simplify right side
    13,017.78x = 117,063,266.60
  5. Step 5: Solve for x
    x = 117,063,266.60/13,017.78
  6. Step 6: Final answer
    x = 8,992.57

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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.