Home / 16,621.44-24,895.54-13,739.20

Finding the Fourth Proportional to 16,621.44, 24,895.54 and 13,739.20

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Solution

The fourth proportional to 16,621.44, 24,895.54 and 13,739.20 is: 20,578.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,621.44 : 24,895.54 = 13,739.20 : x
  2. Step 2: Convert to fraction form
    16,621.44/24,895.54 = 13,739.20/x
  3. Step 3: Cross multiply
    16,621.44x = 24,895.54 × 13,739.20
  4. Step 4: Simplify right side
    16,621.44x = 342,044,803.17
  5. Step 5: Solve for x
    x = 342,044,803.17/16,621.44
  6. Step 6: Final answer
    x = 20,578.53

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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.