Home / 31,300.65-46,833.24-21,958.89

Finding the Fourth Proportional to 31,300.65, 46,833.24 and 21,958.89

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Solution

The fourth proportional to 31,300.65, 46,833.24 and 21,958.89 is: 32,855.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,300.65 : 46,833.24 = 21,958.89 : x
  2. Step 2: Convert to fraction form
    31,300.65/46,833.24 = 21,958.89/x
  3. Step 3: Cross multiply
    31,300.65x = 46,833.24 × 21,958.89
  4. Step 4: Simplify right side
    31,300.65x = 1,028,405,965.50
  5. Step 5: Solve for x
    x = 1,028,405,965.50/31,300.65
  6. Step 6: Final answer
    x = 32,855.74

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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.