Home / 39,576.38-59,371.05-18,792.86

Finding the Fourth Proportional to 39,576.38, 59,371.05 and 18,792.86

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Solution

The fourth proportional to 39,576.38, 59,371.05 and 18,792.86 is: 28,192.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,576.38 : 59,371.05 = 18,792.86 : x
  2. Step 2: Convert to fraction form
    39,576.38/59,371.05 = 18,792.86/x
  3. Step 3: Cross multiply
    39,576.38x = 59,371.05 × 18,792.86
  4. Step 4: Simplify right side
    39,576.38x = 1,115,751,830.70
  5. Step 5: Solve for x
    x = 1,115,751,830.70/39,576.38
  6. Step 6: Final answer
    x = 28,192.37

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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.