Home / 16,824.88-25,237.34-4,978.84

Finding the Fourth Proportional to 16,824.88, 25,237.34 and 4,978.84

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Solution

The fourth proportional to 16,824.88, 25,237.34 and 4,978.84 is: 7,468.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.88 : 25,237.34 = 4,978.84 : x
  2. Step 2: Convert to fraction form
    16,824.88/25,237.34 = 4,978.84/x
  3. Step 3: Cross multiply
    16,824.88x = 25,237.34 × 4,978.84
  4. Step 4: Simplify right side
    16,824.88x = 125,652,677.89
  5. Step 5: Solve for x
    x = 125,652,677.89/16,824.88
  6. Step 6: Final answer
    x = 7,468.27

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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.