Home / 13,961.53-19,266.51-7,673.89

Finding the Fourth Proportional to 13,961.53, 19,266.51 and 7,673.89

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Solution

The fourth proportional to 13,961.53, 19,266.51 and 7,673.89 is: 10,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.53 : 19,266.51 = 7,673.89 : x
  2. Step 2: Convert to fraction form
    13,961.53/19,266.51 = 7,673.89/x
  3. Step 3: Cross multiply
    13,961.53x = 19,266.51 × 7,673.89
  4. Step 4: Simplify right side
    13,961.53x = 147,849,078.42
  5. Step 5: Solve for x
    x = 147,849,078.42/13,961.53
  6. Step 6: Final answer
    x = 10,589.75

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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.