Home / 19,734.35-27,233.75-10,782.23

Finding the Fourth Proportional to 19,734.35, 27,233.75 and 10,782.23

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Solution

The fourth proportional to 19,734.35, 27,233.75 and 10,782.23 is: 14,879.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.35 : 27,233.75 = 10,782.23 : x
  2. Step 2: Convert to fraction form
    19,734.35/27,233.75 = 10,782.23/x
  3. Step 3: Cross multiply
    19,734.35x = 27,233.75 × 10,782.23
  4. Step 4: Simplify right side
    19,734.35x = 293,640,447.05
  5. Step 5: Solve for x
    x = 293,640,447.05/19,734.35
  6. Step 6: Final answer
    x = 14,879.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.