Home / 16,938-23,364.39-10,219.65

Finding the Fourth Proportional to 16,938, 23,364.39 and 10,219.65

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Solution

The fourth proportional to 16,938, 23,364.39 and 10,219.65 is: 14,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938 : 23,364.39 = 10,219.65 : x
  2. Step 2: Convert to fraction form
    16,938/23,364.39 = 10,219.65/x
  3. Step 3: Cross multiply
    16,938x = 23,364.39 × 10,219.65
  4. Step 4: Simplify right side
    16,938x = 238,775,888.26
  5. Step 5: Solve for x
    x = 238,775,888.26/16,938
  6. Step 6: Final answer
    x = 14,097.05

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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.