Home / 18,029.12-24,891.93-16,137.48

Finding the Fourth Proportional to 18,029.12, 24,891.93 and 16,137.48

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Solution

The fourth proportional to 18,029.12, 24,891.93 and 16,137.48 is: 22,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,029.12 : 24,891.93 = 16,137.48 : x
  2. Step 2: Convert to fraction form
    18,029.12/24,891.93 = 16,137.48/x
  3. Step 3: Cross multiply
    18,029.12x = 24,891.93 × 16,137.48
  4. Step 4: Simplify right side
    18,029.12x = 401,693,021.25
  5. Step 5: Solve for x
    x = 401,693,021.25/18,029.12
  6. Step 6: Final answer
    x = 22,280.24

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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.