Home / 17,091.40-25,629.38-7,225.60

Finding the Fourth Proportional to 17,091.40, 25,629.38 and 7,225.60

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Solution

The fourth proportional to 17,091.40, 25,629.38 and 7,225.60 is: 10,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091.40 : 25,629.38 = 7,225.60 : x
  2. Step 2: Convert to fraction form
    17,091.40/25,629.38 = 7,225.60/x
  3. Step 3: Cross multiply
    17,091.40x = 25,629.38 × 7,225.60
  4. Step 4: Simplify right side
    17,091.40x = 185,187,648.13
  5. Step 5: Solve for x
    x = 185,187,648.13/17,091.40
  6. Step 6: Final answer
    x = 10,835.14

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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.