Home / 28,586.24-39,450.48-17,255.59

Finding the Fourth Proportional to 28,586.24, 39,450.48 and 17,255.59

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Solution

The fourth proportional to 28,586.24, 39,450.48 and 17,255.59 is: 23,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,586.24 : 39,450.48 = 17,255.59 : x
  2. Step 2: Convert to fraction form
    28,586.24/39,450.48 = 17,255.59/x
  3. Step 3: Cross multiply
    28,586.24x = 39,450.48 × 17,255.59
  4. Step 4: Simplify right side
    28,586.24x = 680,741,357.50
  5. Step 5: Solve for x
    x = 680,741,357.50/28,586.24
  6. Step 6: Final answer
    x = 23,813.60

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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.