Home / 19,734.76-27,233.50-10,782.31

Finding the Fourth Proportional to 19,734.76, 27,233.50 and 10,782.31

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Solution

The fourth proportional to 19,734.76, 27,233.50 and 10,782.31 is: 14,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.76 : 27,233.50 = 10,782.31 : x
  2. Step 2: Convert to fraction form
    19,734.76/27,233.50 = 10,782.31/x
  3. Step 3: Cross multiply
    19,734.76x = 27,233.50 × 10,782.31
  4. Step 4: Simplify right side
    19,734.76x = 293,640,039.39
  5. Step 5: Solve for x
    x = 293,640,039.39/19,734.76
  6. Step 6: Final answer
    x = 14,879.33

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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.