Home / 28,846.68-39,808.42-16,271.44

Finding the Fourth Proportional to 28,846.68, 39,808.42 and 16,271.44

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Solution

The fourth proportional to 28,846.68, 39,808.42 and 16,271.44 is: 22,454.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,846.68 : 39,808.42 = 16,271.44 : x
  2. Step 2: Convert to fraction form
    28,846.68/39,808.42 = 16,271.44/x
  3. Step 3: Cross multiply
    28,846.68x = 39,808.42 × 16,271.44
  4. Step 4: Simplify right side
    28,846.68x = 647,740,317.52
  5. Step 5: Solve for x
    x = 647,740,317.52/28,846.68
  6. Step 6: Final answer
    x = 22,454.59

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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.