Home / 19,674.36-29,480.22-13,762.44

Finding the Fourth Proportional to 19,674.36, 29,480.22 and 13,762.44

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Solution

The fourth proportional to 19,674.36, 29,480.22 and 13,762.44 is: 20,621.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.36 : 29,480.22 = 13,762.44 : x
  2. Step 2: Convert to fraction form
    19,674.36/29,480.22 = 13,762.44/x
  3. Step 3: Cross multiply
    19,674.36x = 29,480.22 × 13,762.44
  4. Step 4: Simplify right side
    19,674.36x = 405,719,758.94
  5. Step 5: Solve for x
    x = 405,719,758.94/19,674.36
  6. Step 6: Final answer
    x = 20,621.75

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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.