Home / 19,655.36-29,452.08-11,738.48

Finding the Fourth Proportional to 19,655.36, 29,452.08 and 11,738.48

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Solution

The fourth proportional to 19,655.36, 29,452.08 and 11,738.48 is: 17,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.36 : 29,452.08 = 11,738.48 : x
  2. Step 2: Convert to fraction form
    19,655.36/29,452.08 = 11,738.48/x
  3. Step 3: Cross multiply
    19,655.36x = 29,452.08 × 11,738.48
  4. Step 4: Simplify right side
    19,655.36x = 345,722,652.04
  5. Step 5: Solve for x
    x = 345,722,652.04/19,655.36
  6. Step 6: Final answer
    x = 17,589.23

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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.