Home / 18,250.45-25,164.61-13,477.32

Finding the Fourth Proportional to 18,250.45, 25,164.61 and 13,477.32

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Solution

The fourth proportional to 18,250.45, 25,164.61 and 13,477.32 is: 18,583.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.45 : 25,164.61 = 13,477.32 : x
  2. Step 2: Convert to fraction form
    18,250.45/25,164.61 = 13,477.32/x
  3. Step 3: Cross multiply
    18,250.45x = 25,164.61 × 13,477.32
  4. Step 4: Simplify right side
    18,250.45x = 339,151,467.95
  5. Step 5: Solve for x
    x = 339,151,467.95/18,250.45
  6. Step 6: Final answer
    x = 18,583.19

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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.