Home / 17,028.36-25,557.12-9,640.08

Finding the Fourth Proportional to 17,028.36, 25,557.12 and 9,640.08

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Solution

The fourth proportional to 17,028.36, 25,557.12 and 9,640.08 is: 14,468.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.36 : 25,557.12 = 9,640.08 : x
  2. Step 2: Convert to fraction form
    17,028.36/25,557.12 = 9,640.08/x
  3. Step 3: Cross multiply
    17,028.36x = 25,557.12 × 9,640.08
  4. Step 4: Simplify right side
    17,028.36x = 246,372,681.37
  5. Step 5: Solve for x
    x = 246,372,681.37/17,028.36
  6. Step 6: Final answer
    x = 14,468.37

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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.