Home / 43,912.35-65,868.26-14,330.21

Finding the Fourth Proportional to 43,912.35, 65,868.26 and 14,330.21

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Solution

The fourth proportional to 43,912.35, 65,868.26 and 14,330.21 is: 21,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,912.35 : 65,868.26 = 14,330.21 : x
  2. Step 2: Convert to fraction form
    43,912.35/65,868.26 = 14,330.21/x
  3. Step 3: Cross multiply
    43,912.35x = 65,868.26 × 14,330.21
  4. Step 4: Simplify right side
    43,912.35x = 943,905,597.14
  5. Step 5: Solve for x
    x = 943,905,597.14/43,912.35
  6. Step 6: Final answer
    x = 21,495.22

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1.5x scale

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.