Home / 38,007.67-57,023.81-18,283.66

Finding the Fourth Proportional to 38,007.67, 57,023.81 and 18,283.66

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Solution

The fourth proportional to 38,007.67, 57,023.81 and 18,283.66 is: 27,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,007.67 : 57,023.81 = 18,283.66 : x
  2. Step 2: Convert to fraction form
    38,007.67/57,023.81 = 18,283.66/x
  3. Step 3: Cross multiply
    38,007.67x = 57,023.81 × 18,283.66
  4. Step 4: Simplify right side
    38,007.67x = 1,042,603,953.94
  5. Step 5: Solve for x
    x = 1,042,603,953.94/38,007.67
  6. Step 6: Final answer
    x = 27,431.41

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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.