Home / 38,227.22-52,751.76-21,232.56

Finding the Fourth Proportional to 38,227.22, 52,751.76 and 21,232.56

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Solution

The fourth proportional to 38,227.22, 52,751.76 and 21,232.56 is: 29,299.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,227.22 : 52,751.76 = 21,232.56 : x
  2. Step 2: Convert to fraction form
    38,227.22/52,751.76 = 21,232.56/x
  3. Step 3: Cross multiply
    38,227.22x = 52,751.76 × 21,232.56
  4. Step 4: Simplify right side
    38,227.22x = 1,120,054,909.31
  5. Step 5: Solve for x
    x = 1,120,054,909.31/38,227.22
  6. Step 6: Final answer
    x = 29,299.93

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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.