Home / 25,142.75-34,693.14-14,530.33

Finding the Fourth Proportional to 25,142.75, 34,693.14 and 14,530.33

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Solution

The fourth proportional to 25,142.75, 34,693.14 and 14,530.33 is: 20,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,142.75 : 34,693.14 = 14,530.33 : x
  2. Step 2: Convert to fraction form
    25,142.75/34,693.14 = 14,530.33/x
  3. Step 3: Cross multiply
    25,142.75x = 34,693.14 × 14,530.33
  4. Step 4: Simplify right side
    25,142.75x = 504,102,700.28
  5. Step 5: Solve for x
    x = 504,102,700.28/25,142.75
  6. Step 6: Final answer
    x = 20,049.63

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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.