Home / 16,315.80-24,408.90-14,148.60

Finding the Fourth Proportional to 16,315.80, 24,408.90 and 14,148.60

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Solution

The fourth proportional to 16,315.80, 24,408.90 and 14,148.60 is: 21,166.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,315.80 : 24,408.90 = 14,148.60 : x
  2. Step 2: Convert to fraction form
    16,315.80/24,408.90 = 14,148.60/x
  3. Step 3: Cross multiply
    16,315.80x = 24,408.90 × 14,148.60
  4. Step 4: Simplify right side
    16,315.80x = 345,351,762.54
  5. Step 5: Solve for x
    x = 345,351,762.54/16,315.80
  6. Step 6: Final answer
    x = 21,166.71

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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.