Home / 15,584.45-23,459.94-13,977

Finding the Fourth Proportional to 15,584.45, 23,459.94 and 13,977

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Solution

The fourth proportional to 15,584.45, 23,459.94 and 13,977 is: 21,040.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,584.45 : 23,459.94 = 13,977 : x
  2. Step 2: Convert to fraction form
    15,584.45/23,459.94 = 13,977/x
  3. Step 3: Cross multiply
    15,584.45x = 23,459.94 × 13,977
  4. Step 4: Simplify right side
    15,584.45x = 327,899,581.38
  5. Step 5: Solve for x
    x = 327,899,581.38/15,584.45
  6. Step 6: Final answer
    x = 21,040.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.