Home / 38,414.07-57,632.56-19,707.32

Finding the Fourth Proportional to 38,414.07, 57,632.56 and 19,707.32

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Solution

The fourth proportional to 38,414.07, 57,632.56 and 19,707.32 is: 29,566.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,414.07 : 57,632.56 = 19,707.32 : x
  2. Step 2: Convert to fraction form
    38,414.07/57,632.56 = 19,707.32/x
  3. Step 3: Cross multiply
    38,414.07x = 57,632.56 × 19,707.32
  4. Step 4: Simplify right side
    38,414.07x = 1,135,783,397.15
  5. Step 5: Solve for x
    x = 1,135,783,397.15/38,414.07
  6. Step 6: Final answer
    x = 29,566.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.