Home / 13,168.93-19,749.29-4,401.79

Finding the Fourth Proportional to 13,168.93, 19,749.29 and 4,401.79

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Solution

The fourth proportional to 13,168.93, 19,749.29 and 4,401.79 is: 6,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168.93 : 19,749.29 = 4,401.79 : x
  2. Step 2: Convert to fraction form
    13,168.93/19,749.29 = 4,401.79/x
  3. Step 3: Cross multiply
    13,168.93x = 19,749.29 × 4,401.79
  4. Step 4: Simplify right side
    13,168.93x = 86,932,266.94
  5. Step 5: Solve for x
    x = 86,932,266.94/13,168.93
  6. Step 6: Final answer
    x = 6,601.32

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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.