Home / 39,769.08-59,653.62-18,693.64

Finding the Fourth Proportional to 39,769.08, 59,653.62 and 18,693.64

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Solution

The fourth proportional to 39,769.08, 59,653.62 and 18,693.64 is: 28,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.08 : 59,653.62 = 18,693.64 : x
  2. Step 2: Convert to fraction form
    39,769.08/59,653.62 = 18,693.64/x
  3. Step 3: Cross multiply
    39,769.08x = 59,653.62 × 18,693.64
  4. Step 4: Simplify right side
    39,769.08x = 1,115,143,296.98
  5. Step 5: Solve for x
    x = 1,115,143,296.98/39,769.08
  6. Step 6: Final answer
    x = 28,040.46

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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.