Home / 18,464.36-25,482.66-11,012.36

Finding the Fourth Proportional to 18,464.36, 25,482.66 and 11,012.36

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Solution

The fourth proportional to 18,464.36, 25,482.66 and 11,012.36 is: 15,198.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.36 : 25,482.66 = 11,012.36 : x
  2. Step 2: Convert to fraction form
    18,464.36/25,482.66 = 11,012.36/x
  3. Step 3: Cross multiply
    18,464.36x = 25,482.66 × 11,012.36
  4. Step 4: Simplify right side
    18,464.36x = 280,624,225.68
  5. Step 5: Solve for x
    x = 280,624,225.68/18,464.36
  6. Step 6: Final answer
    x = 15,198.16

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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.