Home / 16,333.20-22,544.10-13,676.40

Finding the Fourth Proportional to 16,333.20, 22,544.10 and 13,676.40

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Solution

The fourth proportional to 16,333.20, 22,544.10 and 13,676.40 is: 18,877.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,333.20 : 22,544.10 = 13,676.40 : x
  2. Step 2: Convert to fraction form
    16,333.20/22,544.10 = 13,676.40/x
  3. Step 3: Cross multiply
    16,333.20x = 22,544.10 × 13,676.40
  4. Step 4: Simplify right side
    16,333.20x = 308,322,129.24
  5. Step 5: Solve for x
    x = 308,322,129.24/16,333.20
  6. Step 6: Final answer
    x = 18,877.02

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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.