Home / 28,583.67-39,441.52-15,833.69

Finding the Fourth Proportional to 28,583.67, 39,441.52 and 15,833.69

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Solution

The fourth proportional to 28,583.67, 39,441.52 and 15,833.69 is: 21,848.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,583.67 : 39,441.52 = 15,833.69 : x
  2. Step 2: Convert to fraction form
    28,583.67/39,441.52 = 15,833.69/x
  3. Step 3: Cross multiply
    28,583.67x = 39,441.52 × 15,833.69
  4. Step 4: Simplify right side
    28,583.67x = 624,504,804.50
  5. Step 5: Solve for x
    x = 624,504,804.50/28,583.67
  6. Step 6: Final answer
    x = 21,848.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.