Home / 28,218.27-38,852.55-23,960.37

Finding the Fourth Proportional to 28,218.27, 38,852.55 and 23,960.37

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Solution

The fourth proportional to 28,218.27, 38,852.55 and 23,960.37 is: 32,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,218.27 : 38,852.55 = 23,960.37 : x
  2. Step 2: Convert to fraction form
    28,218.27/38,852.55 = 23,960.37/x
  3. Step 3: Cross multiply
    28,218.27x = 38,852.55 × 23,960.37
  4. Step 4: Simplify right side
    28,218.27x = 930,921,473.44
  5. Step 5: Solve for x
    x = 930,921,473.44/28,218.27
  6. Step 6: Final answer
    x = 32,990.03

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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.