Home / 39,078.33-58,605.52-14,115.30

Finding the Fourth Proportional to 39,078.33, 58,605.52 and 14,115.30

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Solution

The fourth proportional to 39,078.33, 58,605.52 and 14,115.30 is: 21,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,078.33 : 58,605.52 = 14,115.30 : x
  2. Step 2: Convert to fraction form
    39,078.33/58,605.52 = 14,115.30/x
  3. Step 3: Cross multiply
    39,078.33x = 58,605.52 × 14,115.30
  4. Step 4: Simplify right side
    39,078.33x = 827,234,496.46
  5. Step 5: Solve for x
    x = 827,234,496.46/39,078.33
  6. Step 6: Final answer
    x = 21,168.62

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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.