Home / 25,574.82-38,213.99-20,014.98

Finding the Fourth Proportional to 25,574.82, 38,213.99 and 20,014.98

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Solution

The fourth proportional to 25,574.82, 38,213.99 and 20,014.98 is: 29,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,574.82 : 38,213.99 = 20,014.98 : x
  2. Step 2: Convert to fraction form
    25,574.82/38,213.99 = 20,014.98/x
  3. Step 3: Cross multiply
    25,574.82x = 38,213.99 × 20,014.98
  4. Step 4: Simplify right side
    25,574.82x = 764,852,145.50
  5. Step 5: Solve for x
    x = 764,852,145.50/25,574.82
  6. Step 6: Final answer
    x = 29,906.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.