Home / 19,272.18-26,588.96-11,716.14

Finding the Fourth Proportional to 19,272.18, 26,588.96 and 11,716.14

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Solution

The fourth proportional to 19,272.18, 26,588.96 and 11,716.14 is: 16,164.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272.18 : 26,588.96 = 11,716.14 : x
  2. Step 2: Convert to fraction form
    19,272.18/26,588.96 = 11,716.14/x
  3. Step 3: Cross multiply
    19,272.18x = 26,588.96 × 11,716.14
  4. Step 4: Simplify right side
    19,272.18x = 311,519,977.81
  5. Step 5: Solve for x
    x = 311,519,977.81/19,272.18
  6. Step 6: Final answer
    x = 16,164.23

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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.