Home / 25,818.54-35,629.77-16,860.75

Finding the Fourth Proportional to 25,818.54, 35,629.77 and 16,860.75

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Solution

The fourth proportional to 25,818.54, 35,629.77 and 16,860.75 is: 23,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.54 : 35,629.77 = 16,860.75 : x
  2. Step 2: Convert to fraction form
    25,818.54/35,629.77 = 16,860.75/x
  3. Step 3: Cross multiply
    25,818.54x = 35,629.77 × 16,860.75
  4. Step 4: Simplify right side
    25,818.54x = 600,744,644.53
  5. Step 5: Solve for x
    x = 600,744,644.53/25,818.54
  6. Step 6: Final answer
    x = 23,267.96

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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.