Home / 13,956.28-19,264.73-9,242.08

Finding the Fourth Proportional to 13,956.28, 19,264.73 and 9,242.08

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Solution

The fourth proportional to 13,956.28, 19,264.73 and 9,242.08 is: 12,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.28 : 19,264.73 = 9,242.08 : x
  2. Step 2: Convert to fraction form
    13,956.28/19,264.73 = 9,242.08/x
  3. Step 3: Cross multiply
    13,956.28x = 19,264.73 × 9,242.08
  4. Step 4: Simplify right side
    13,956.28x = 178,046,175.84
  5. Step 5: Solve for x
    x = 178,046,175.84/13,956.28
  6. Step 6: Final answer
    x = 12,757.42

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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.