Home / 18,191.36-27,291.03-16,354.28

Finding the Fourth Proportional to 18,191.36, 27,291.03 and 16,354.28

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Solution

The fourth proportional to 18,191.36, 27,291.03 and 16,354.28 is: 24,535.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191.36 : 27,291.03 = 16,354.28 : x
  2. Step 2: Convert to fraction form
    18,191.36/27,291.03 = 16,354.28/x
  3. Step 3: Cross multiply
    18,191.36x = 27,291.03 × 16,354.28
  4. Step 4: Simplify right side
    18,191.36x = 446,325,146.11
  5. Step 5: Solve for x
    x = 446,325,146.11/18,191.36
  6. Step 6: Final answer
    x = 24,535.01

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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.