Home / 25,840.68-38,754.07-7,116.25

Finding the Fourth Proportional to 25,840.68, 38,754.07 and 7,116.25

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Solution

The fourth proportional to 25,840.68, 38,754.07 and 7,116.25 is: 10,672.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,840.68 : 38,754.07 = 7,116.25 : x
  2. Step 2: Convert to fraction form
    25,840.68/38,754.07 = 7,116.25/x
  3. Step 3: Cross multiply
    25,840.68x = 38,754.07 × 7,116.25
  4. Step 4: Simplify right side
    25,840.68x = 275,783,650.64
  5. Step 5: Solve for x
    x = 275,783,650.64/25,840.68
  6. Step 6: Final answer
    x = 10,672.46

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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.