Home / 14,621.55-21,927.15-4,758.99

Finding the Fourth Proportional to 14,621.55, 21,927.15 and 4,758.99

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Solution

The fourth proportional to 14,621.55, 21,927.15 and 4,758.99 is: 7,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.55 : 21,927.15 = 4,758.99 : x
  2. Step 2: Convert to fraction form
    14,621.55/21,927.15 = 4,758.99/x
  3. Step 3: Cross multiply
    14,621.55x = 21,927.15 × 4,758.99
  4. Step 4: Simplify right side
    14,621.55x = 104,351,087.58
  5. Step 5: Solve for x
    x = 104,351,087.58/14,621.55
  6. Step 6: Final answer
    x = 7,136.80

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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.