Home / 28,589.99-39,452.45-16,792.88

Finding the Fourth Proportional to 28,589.99, 39,452.45 and 16,792.88

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Solution

The fourth proportional to 28,589.99, 39,452.45 and 16,792.88 is: 23,173.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,589.99 : 39,452.45 = 16,792.88 : x
  2. Step 2: Convert to fraction form
    28,589.99/39,452.45 = 16,792.88/x
  3. Step 3: Cross multiply
    28,589.99x = 39,452.45 × 16,792.88
  4. Step 4: Simplify right side
    28,589.99x = 662,519,977.33
  5. Step 5: Solve for x
    x = 662,519,977.33/28,589.99
  6. Step 6: Final answer
    x = 23,173.15

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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.