Home / 14,178.33-21,268.47-4,814.52

Finding the Fourth Proportional to 14,178.33, 21,268.47 and 4,814.52

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Solution

The fourth proportional to 14,178.33, 21,268.47 and 4,814.52 is: 7,222.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.33 : 21,268.47 = 4,814.52 : x
  2. Step 2: Convert to fraction form
    14,178.33/21,268.47 = 4,814.52/x
  3. Step 3: Cross multiply
    14,178.33x = 21,268.47 × 4,814.52
  4. Step 4: Simplify right side
    14,178.33x = 102,397,474.18
  5. Step 5: Solve for x
    x = 102,397,474.18/14,178.33
  6. Step 6: Final answer
    x = 7,222.11

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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.