Home / 16,800.03-25,138.41-14,019.84

Finding the Fourth Proportional to 16,800.03, 25,138.41 and 14,019.84

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Solution

The fourth proportional to 16,800.03, 25,138.41 and 14,019.84 is: 20,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.03 : 25,138.41 = 14,019.84 : x
  2. Step 2: Convert to fraction form
    16,800.03/25,138.41 = 14,019.84/x
  3. Step 3: Cross multiply
    16,800.03x = 25,138.41 × 14,019.84
  4. Step 4: Simplify right side
    16,800.03x = 352,436,486.05
  5. Step 5: Solve for x
    x = 352,436,486.05/16,800.03
  6. Step 6: Final answer
    x = 20,978.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.