Home / 31,033.67-46,532.81-28,388.76

Finding the Fourth Proportional to 31,033.67, 46,532.81 and 28,388.76

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Solution

The fourth proportional to 31,033.67, 46,532.81 and 28,388.76 is: 42,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,033.67 : 46,532.81 = 28,388.76 : x
  2. Step 2: Convert to fraction form
    31,033.67/46,532.81 = 28,388.76/x
  3. Step 3: Cross multiply
    31,033.67x = 46,532.81 × 28,388.76
  4. Step 4: Simplify right side
    31,033.67x = 1,321,008,633.27
  5. Step 5: Solve for x
    x = 1,321,008,633.27/31,033.67
  6. Step 6: Final answer
    x = 42,566.96

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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.