Home / 39,537.09-59,305.94-13,243.88

Finding the Fourth Proportional to 39,537.09, 59,305.94 and 13,243.88

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Solution

The fourth proportional to 39,537.09, 59,305.94 and 13,243.88 is: 19,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,537.09 : 59,305.94 = 13,243.88 : x
  2. Step 2: Convert to fraction form
    39,537.09/59,305.94 = 13,243.88/x
  3. Step 3: Cross multiply
    39,537.09x = 59,305.94 × 13,243.88
  4. Step 4: Simplify right side
    39,537.09x = 785,440,389.90
  5. Step 5: Solve for x
    x = 785,440,389.90/39,537.09
  6. Step 6: Final answer
    x = 19,865.91

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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.