Home / 43,991.04-65,977.44-15,531.84

Finding the Fourth Proportional to 43,991.04, 65,977.44 and 15,531.84

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Solution

The fourth proportional to 43,991.04, 65,977.44 and 15,531.84 is: 23,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,991.04 : 65,977.44 = 15,531.84 : x
  2. Step 2: Convert to fraction form
    43,991.04/65,977.44 = 15,531.84/x
  3. Step 3: Cross multiply
    43,991.04x = 65,977.44 × 15,531.84
  4. Step 4: Simplify right side
    43,991.04x = 1,024,751,041.69
  5. Step 5: Solve for x
    x = 1,024,751,041.69/43,991.04
  6. Step 6: Final answer
    x = 23,294.54

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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.