Home / 14,208.59-19,607.94-8,243.81

Finding the Fourth Proportional to 14,208.59, 19,607.94 and 8,243.81

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Solution

The fourth proportional to 14,208.59, 19,607.94 and 8,243.81 is: 11,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.59 : 19,607.94 = 8,243.81 : x
  2. Step 2: Convert to fraction form
    14,208.59/19,607.94 = 8,243.81/x
  3. Step 3: Cross multiply
    14,208.59x = 19,607.94 × 8,243.81
  4. Step 4: Simplify right side
    14,208.59x = 161,644,131.85
  5. Step 5: Solve for x
    x = 161,644,131.85/14,208.59
  6. Step 6: Final answer
    x = 11,376.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.