Home / 43,964.27-65,955.64-14,379.80

Finding the Fourth Proportional to 43,964.27, 65,955.64 and 14,379.80

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Solution

The fourth proportional to 43,964.27, 65,955.64 and 14,379.80 is: 21,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,964.27 : 65,955.64 = 14,379.80 : x
  2. Step 2: Convert to fraction form
    43,964.27/65,955.64 = 14,379.80/x
  3. Step 3: Cross multiply
    43,964.27x = 65,955.64 × 14,379.80
  4. Step 4: Simplify right side
    43,964.27x = 948,428,944.31
  5. Step 5: Solve for x
    x = 948,428,944.31/43,964.27
  6. Step 6: Final answer
    x = 21,572.72

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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.