Home / 39,694.19-59,541.48-13,399.16

Finding the Fourth Proportional to 39,694.19, 59,541.48 and 13,399.16

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Solution

The fourth proportional to 39,694.19, 59,541.48 and 13,399.16 is: 20,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,694.19 : 59,541.48 = 13,399.16 : x
  2. Step 2: Convert to fraction form
    39,694.19/59,541.48 = 13,399.16/x
  3. Step 3: Cross multiply
    39,694.19x = 59,541.48 × 13,399.16
  4. Step 4: Simplify right side
    39,694.19x = 797,805,519.45
  5. Step 5: Solve for x
    x = 797,805,519.45/39,694.19
  6. Step 6: Final answer
    x = 20,098.80

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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.