Home / 25,369.75-38,054.79-6,649.63

Finding the Fourth Proportional to 25,369.75, 38,054.79 and 6,649.63

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Solution

The fourth proportional to 25,369.75, 38,054.79 and 6,649.63 is: 9,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,369.75 : 38,054.79 = 6,649.63 : x
  2. Step 2: Convert to fraction form
    25,369.75/38,054.79 = 6,649.63/x
  3. Step 3: Cross multiply
    25,369.75x = 38,054.79 × 6,649.63
  4. Step 4: Simplify right side
    25,369.75x = 253,050,074.64
  5. Step 5: Solve for x
    x = 253,050,074.64/25,369.75
  6. Step 6: Final answer
    x = 9,974.48

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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.