Home / 49,051.35-73,577.43-13,991.31

Finding the Fourth Proportional to 49,051.35, 73,577.43 and 13,991.31

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Solution

The fourth proportional to 49,051.35, 73,577.43 and 13,991.31 is: 20,987.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,051.35 : 73,577.43 = 13,991.31 : x
  2. Step 2: Convert to fraction form
    49,051.35/73,577.43 = 13,991.31/x
  3. Step 3: Cross multiply
    49,051.35x = 73,577.43 × 13,991.31
  4. Step 4: Simplify right side
    49,051.35x = 1,029,444,632.13
  5. Step 5: Solve for x
    x = 1,029,444,632.13/49,051.35
  6. Step 6: Final answer
    x = 20,987.08

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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.