Home / 19,832.38-27,368.68-11,448.88

Finding the Fourth Proportional to 19,832.38, 27,368.68 and 11,448.88

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Solution

The fourth proportional to 19,832.38, 27,368.68 and 11,448.88 is: 15,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.38 : 27,368.68 = 11,448.88 : x
  2. Step 2: Convert to fraction form
    19,832.38/27,368.68 = 11,448.88/x
  3. Step 3: Cross multiply
    19,832.38x = 27,368.68 × 11,448.88
  4. Step 4: Simplify right side
    19,832.38x = 313,340,733.08
  5. Step 5: Solve for x
    x = 313,340,733.08/19,832.38
  6. Step 6: Final answer
    x = 15,799.45

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1.5x scale

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.