Home / 19,955.67-27,536.72-11,002.64

Finding the Fourth Proportional to 19,955.67, 27,536.72 and 11,002.64

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Solution

The fourth proportional to 19,955.67, 27,536.72 and 11,002.64 is: 15,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955.67 : 27,536.72 = 11,002.64 : x
  2. Step 2: Convert to fraction form
    19,955.67/27,536.72 = 11,002.64/x
  3. Step 3: Cross multiply
    19,955.67x = 27,536.72 × 11,002.64
  4. Step 4: Simplify right side
    19,955.67x = 302,976,561.93
  5. Step 5: Solve for x
    x = 302,976,561.93/19,955.67
  6. Step 6: Final answer
    x = 15,182.48

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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.