Home / 43,436.03-65,140.16-13,846.93

Finding the Fourth Proportional to 43,436.03, 65,140.16 and 13,846.93

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Solution

The fourth proportional to 43,436.03, 65,140.16 and 13,846.93 is: 20,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,436.03 : 65,140.16 = 13,846.93 : x
  2. Step 2: Convert to fraction form
    43,436.03/65,140.16 = 13,846.93/x
  3. Step 3: Cross multiply
    43,436.03x = 65,140.16 × 13,846.93
  4. Step 4: Simplify right side
    43,436.03x = 901,991,003.62
  5. Step 5: Solve for x
    x = 901,991,003.62/43,436.03
  6. Step 6: Final answer
    x = 20,765.97

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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.