Home / 14,173.30-21,254.46-4,811.74

Finding the Fourth Proportional to 14,173.30, 21,254.46 and 4,811.74

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Solution

The fourth proportional to 14,173.30, 21,254.46 and 4,811.74 is: 7,215.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.30 : 21,254.46 = 4,811.74 : x
  2. Step 2: Convert to fraction form
    14,173.30/21,254.46 = 4,811.74/x
  3. Step 3: Cross multiply
    14,173.30x = 21,254.46 × 4,811.74
  4. Step 4: Simplify right side
    14,173.30x = 102,270,935.36
  5. Step 5: Solve for x
    x = 102,270,935.36/14,173.30
  6. Step 6: Final answer
    x = 7,215.75

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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.