Home / 19,954.60-27,537.54-11,002.45

Finding the Fourth Proportional to 19,954.60, 27,537.54 and 11,002.45

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Solution

The fourth proportional to 19,954.60, 27,537.54 and 11,002.45 is: 15,183.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.60 : 27,537.54 = 11,002.45 : x
  2. Step 2: Convert to fraction form
    19,954.60/27,537.54 = 11,002.45/x
  3. Step 3: Cross multiply
    19,954.60x = 27,537.54 × 11,002.45
  4. Step 4: Simplify right side
    19,954.60x = 302,980,406.97
  5. Step 5: Solve for x
    x = 302,980,406.97/19,954.60
  6. Step 6: Final answer
    x = 15,183.49

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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.