Home / 38,703.21-58,052.36-13,739.97

Finding the Fourth Proportional to 38,703.21, 58,052.36 and 13,739.97

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Solution

The fourth proportional to 38,703.21, 58,052.36 and 13,739.97 is: 20,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,703.21 : 58,052.36 = 13,739.97 : x
  2. Step 2: Convert to fraction form
    38,703.21/58,052.36 = 13,739.97/x
  3. Step 3: Cross multiply
    38,703.21x = 58,052.36 × 13,739.97
  4. Step 4: Simplify right side
    38,703.21x = 797,637,616.13
  5. Step 5: Solve for x
    x = 797,637,616.13/38,703.21
  6. Step 6: Final answer
    x = 20,609.08

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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.