Home / 14,619.38-21,878.04-11,956.10

Finding the Fourth Proportional to 14,619.38, 21,878.04 and 11,956.10

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Solution

The fourth proportional to 14,619.38, 21,878.04 and 11,956.10 is: 17,892.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.38 : 21,878.04 = 11,956.10 : x
  2. Step 2: Convert to fraction form
    14,619.38/21,878.04 = 11,956.10/x
  3. Step 3: Cross multiply
    14,619.38x = 21,878.04 × 11,956.10
  4. Step 4: Simplify right side
    14,619.38x = 261,576,034.04
  5. Step 5: Solve for x
    x = 261,576,034.04/14,619.38
  6. Step 6: Final answer
    x = 17,892.42

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1.5x scale

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.