Home / 18,623.11-27,934.67-13,101.16

Finding the Fourth Proportional to 18,623.11, 27,934.67 and 13,101.16

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Solution

The fourth proportional to 18,623.11, 27,934.67 and 13,101.16 is: 19,651.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.11 : 27,934.67 = 13,101.16 : x
  2. Step 2: Convert to fraction form
    18,623.11/27,934.67 = 13,101.16/x
  3. Step 3: Cross multiply
    18,623.11x = 27,934.67 × 13,101.16
  4. Step 4: Simplify right side
    18,623.11x = 365,976,515.71
  5. Step 5: Solve for x
    x = 365,976,515.71/18,623.11
  6. Step 6: Final answer
    x = 19,651.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.