Home / 19,954.72-27,537.39-11,002.18

Finding the Fourth Proportional to 19,954.72, 27,537.39 and 11,002.18

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Solution

The fourth proportional to 19,954.72, 27,537.39 and 11,002.18 is: 15,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.72 : 27,537.39 = 11,002.18 : x
  2. Step 2: Convert to fraction form
    19,954.72/27,537.39 = 11,002.18/x
  3. Step 3: Cross multiply
    19,954.72x = 27,537.39 × 11,002.18
  4. Step 4: Simplify right side
    19,954.72x = 302,971,321.51
  5. Step 5: Solve for x
    x = 302,971,321.51/19,954.72
  6. Step 6: Final answer
    x = 15,182.94

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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.