Home / 19,766.53-27,277.81-10,814.11

Finding the Fourth Proportional to 19,766.53, 27,277.81 and 10,814.11

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Solution

The fourth proportional to 19,766.53, 27,277.81 and 10,814.11 is: 14,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766.53 : 27,277.81 = 10,814.11 : x
  2. Step 2: Convert to fraction form
    19,766.53/27,277.81 = 10,814.11/x
  3. Step 3: Cross multiply
    19,766.53x = 27,277.81 × 10,814.11
  4. Step 4: Simplify right side
    19,766.53x = 294,985,203.50
  5. Step 5: Solve for x
    x = 294,985,203.50/19,766.53
  6. Step 6: Final answer
    x = 14,923.47

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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.