Home / 28,235.39-38,933.06-23,114.97

Finding the Fourth Proportional to 28,235.39, 38,933.06 and 23,114.97

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Solution

The fourth proportional to 28,235.39, 38,933.06 and 23,114.97 is: 31,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,235.39 : 38,933.06 = 23,114.97 : x
  2. Step 2: Convert to fraction form
    28,235.39/38,933.06 = 23,114.97/x
  3. Step 3: Cross multiply
    28,235.39x = 38,933.06 × 23,114.97
  4. Step 4: Simplify right side
    28,235.39x = 899,936,398.33
  5. Step 5: Solve for x
    x = 899,936,398.33/28,235.39
  6. Step 6: Final answer
    x = 31,872.64

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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.