Home / 25,478.44-35,160.04-13,993.22

Finding the Fourth Proportional to 25,478.44, 35,160.04 and 13,993.22

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Solution

The fourth proportional to 25,478.44, 35,160.04 and 13,993.22 is: 19,310.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,478.44 : 35,160.04 = 13,993.22 : x
  2. Step 2: Convert to fraction form
    25,478.44/35,160.04 = 13,993.22/x
  3. Step 3: Cross multiply
    25,478.44x = 35,160.04 × 13,993.22
  4. Step 4: Simplify right side
    25,478.44x = 492,002,174.93
  5. Step 5: Solve for x
    x = 492,002,174.93/25,478.44
  6. Step 6: Final answer
    x = 19,310.53

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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.