Home / 16,638.44-24,952.78-13,709.48

Finding the Fourth Proportional to 16,638.44, 24,952.78 and 13,709.48

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Solution

The fourth proportional to 16,638.44, 24,952.78 and 13,709.48 is: 20,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638.44 : 24,952.78 = 13,709.48 : x
  2. Step 2: Convert to fraction form
    16,638.44/24,952.78 = 13,709.48/x
  3. Step 3: Cross multiply
    16,638.44x = 24,952.78 × 13,709.48
  4. Step 4: Simplify right side
    16,638.44x = 342,089,638.35
  5. Step 5: Solve for x
    x = 342,089,638.35/16,638.44
  6. Step 6: Final answer
    x = 20,560.20

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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.