Home / 25,724.39-35,489.15-16,768.63

Finding the Fourth Proportional to 25,724.39, 35,489.15 and 16,768.63

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Solution

The fourth proportional to 25,724.39, 35,489.15 and 16,768.63 is: 23,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,724.39 : 35,489.15 = 16,768.63 : x
  2. Step 2: Convert to fraction form
    25,724.39/35,489.15 = 16,768.63/x
  3. Step 3: Cross multiply
    25,724.39x = 35,489.15 × 16,768.63
  4. Step 4: Simplify right side
    25,724.39x = 595,104,247.92
  5. Step 5: Solve for x
    x = 595,104,247.92/25,724.39
  6. Step 6: Final answer
    x = 23,133.85

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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.