Home / 19,954.95-27,538.01-11,002.77

Finding the Fourth Proportional to 19,954.95, 27,538.01 and 11,002.77

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Solution

The fourth proportional to 19,954.95, 27,538.01 and 11,002.77 is: 15,183.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.95 : 27,538.01 = 11,002.77 : x
  2. Step 2: Convert to fraction form
    19,954.95/27,538.01 = 11,002.77/x
  3. Step 3: Cross multiply
    19,954.95x = 27,538.01 × 11,002.77
  4. Step 4: Simplify right side
    19,954.95x = 302,994,197.58
  5. Step 5: Solve for x
    x = 302,994,197.58/19,954.95
  6. Step 6: Final answer
    x = 15,183.92

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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.