Home / 43,933.56-65,910.02-12,771.24

Finding the Fourth Proportional to 43,933.56, 65,910.02 and 12,771.24

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Solution

The fourth proportional to 43,933.56, 65,910.02 and 12,771.24 is: 19,159.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,933.56 : 65,910.02 = 12,771.24 : x
  2. Step 2: Convert to fraction form
    43,933.56/65,910.02 = 12,771.24/x
  3. Step 3: Cross multiply
    43,933.56x = 65,910.02 × 12,771.24
  4. Step 4: Simplify right side
    43,933.56x = 841,752,683.82
  5. Step 5: Solve for x
    x = 841,752,683.82/43,933.56
  6. Step 6: Final answer
    x = 19,159.67

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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.