Home / 16,804.36-25,137.29-13,809.08

Finding the Fourth Proportional to 16,804.36, 25,137.29 and 13,809.08

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Solution

The fourth proportional to 16,804.36, 25,137.29 and 13,809.08 is: 20,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,804.36 : 25,137.29 = 13,809.08 : x
  2. Step 2: Convert to fraction form
    16,804.36/25,137.29 = 13,809.08/x
  3. Step 3: Cross multiply
    16,804.36x = 25,137.29 × 13,809.08
  4. Step 4: Simplify right side
    16,804.36x = 347,122,868.28
  5. Step 5: Solve for x
    x = 347,122,868.28/16,804.36
  6. Step 6: Final answer
    x = 20,656.71

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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.