Home / 28,795.20-39,739.44-16,049.24

Finding the Fourth Proportional to 28,795.20, 39,739.44 and 16,049.24

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Solution

The fourth proportional to 28,795.20, 39,739.44 and 16,049.24 is: 22,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,795.20 : 39,739.44 = 16,049.24 : x
  2. Step 2: Convert to fraction form
    28,795.20/39,739.44 = 16,049.24/x
  3. Step 3: Cross multiply
    28,795.20x = 39,739.44 × 16,049.24
  4. Step 4: Simplify right side
    28,795.20x = 637,787,810.03
  5. Step 5: Solve for x
    x = 637,787,810.03/28,795.20
  6. Step 6: Final answer
    x = 22,149.10

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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.