Home / 19,575.09-27,013.24-11,077.06

Finding the Fourth Proportional to 19,575.09, 27,013.24 and 11,077.06

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Solution

The fourth proportional to 19,575.09, 27,013.24 and 11,077.06 is: 15,286.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.09 : 27,013.24 = 11,077.06 : x
  2. Step 2: Convert to fraction form
    19,575.09/27,013.24 = 11,077.06/x
  3. Step 3: Cross multiply
    19,575.09x = 27,013.24 × 11,077.06
  4. Step 4: Simplify right side
    19,575.09x = 299,227,145.21
  5. Step 5: Solve for x
    x = 299,227,145.21/19,575.09
  6. Step 6: Final answer
    x = 15,286.12

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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.