Home / 43,608.21-65,412.56-15,529.35

Finding the Fourth Proportional to 43,608.21, 65,412.56 and 15,529.35

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Solution

The fourth proportional to 43,608.21, 65,412.56 and 15,529.35 is: 23,294.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,608.21 : 65,412.56 = 15,529.35 : x
  2. Step 2: Convert to fraction form
    43,608.21/65,412.56 = 15,529.35/x
  3. Step 3: Cross multiply
    43,608.21x = 65,412.56 × 15,529.35
  4. Step 4: Simplify right side
    43,608.21x = 1,015,814,538.64
  5. Step 5: Solve for x
    x = 1,015,814,538.64/43,608.21
  6. Step 6: Final answer
    x = 23,294.11

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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.