Home / 16,873.77-25,310.70-5,780.55

Finding the Fourth Proportional to 16,873.77, 25,310.70 and 5,780.55

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Solution

The fourth proportional to 16,873.77, 25,310.70 and 5,780.55 is: 8,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873.77 : 25,310.70 = 5,780.55 : x
  2. Step 2: Convert to fraction form
    16,873.77/25,310.70 = 5,780.55/x
  3. Step 3: Cross multiply
    16,873.77x = 25,310.70 × 5,780.55
  4. Step 4: Simplify right side
    16,873.77x = 146,309,766.89
  5. Step 5: Solve for x
    x = 146,309,766.89/16,873.77
  6. Step 6: Final answer
    x = 8,670.84

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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.