Home / 43,040.70-64,441.29-21,935.23

Finding the Fourth Proportional to 43,040.70, 64,441.29 and 21,935.23

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Solution

The fourth proportional to 43,040.70, 64,441.29 and 21,935.23 is: 32,841.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,040.70 : 64,441.29 = 21,935.23 : x
  2. Step 2: Convert to fraction form
    43,040.70/64,441.29 = 21,935.23/x
  3. Step 3: Cross multiply
    43,040.70x = 64,441.29 × 21,935.23
  4. Step 4: Simplify right side
    43,040.70x = 1,413,534,517.65
  5. Step 5: Solve for x
    x = 1,413,534,517.65/43,040.70
  6. Step 6: Final answer
    x = 32,841.81

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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.