Home / 25,777.85-35,579.45-16,809.73

Finding the Fourth Proportional to 25,777.85, 35,579.45 and 16,809.73

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Solution

The fourth proportional to 25,777.85, 35,579.45 and 16,809.73 is: 23,201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,777.85 : 35,579.45 = 16,809.73 : x
  2. Step 2: Convert to fraction form
    25,777.85/35,579.45 = 16,809.73/x
  3. Step 3: Cross multiply
    25,777.85x = 35,579.45 × 16,809.73
  4. Step 4: Simplify right side
    25,777.85x = 598,080,901.12
  5. Step 5: Solve for x
    x = 598,080,901.12/25,777.85
  6. Step 6: Final answer
    x = 23,201.35

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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.