Home / 28,559.26-39,409.59-15,982.30

Finding the Fourth Proportional to 28,559.26, 39,409.59 and 15,982.30

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Solution

The fourth proportional to 28,559.26, 39,409.59 and 15,982.30 is: 22,054.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,559.26 : 39,409.59 = 15,982.30 : x
  2. Step 2: Convert to fraction form
    28,559.26/39,409.59 = 15,982.30/x
  3. Step 3: Cross multiply
    28,559.26x = 39,409.59 × 15,982.30
  4. Step 4: Simplify right side
    28,559.26x = 629,855,890.26
  5. Step 5: Solve for x
    x = 629,855,890.26/28,559.26
  6. Step 6: Final answer
    x = 22,054.35

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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.