Home / 13,021.19-19,524.27-11,464.32

Finding the Fourth Proportional to 13,021.19, 19,524.27 and 11,464.32

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Solution

The fourth proportional to 13,021.19, 19,524.27 and 11,464.32 is: 17,189.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021.19 : 19,524.27 = 11,464.32 : x
  2. Step 2: Convert to fraction form
    13,021.19/19,524.27 = 11,464.32/x
  3. Step 3: Cross multiply
    13,021.19x = 19,524.27 × 11,464.32
  4. Step 4: Simplify right side
    13,021.19x = 223,832,479.05
  5. Step 5: Solve for x
    x = 223,832,479.05/13,021.19
  6. Step 6: Final answer
    x = 17,189.86

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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.