Home / 16,756.89-25,135.38-5,660.61

Finding the Fourth Proportional to 16,756.89, 25,135.38 and 5,660.61

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Solution

The fourth proportional to 16,756.89, 25,135.38 and 5,660.61 is: 8,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,756.89 : 25,135.38 = 5,660.61 : x
  2. Step 2: Convert to fraction form
    16,756.89/25,135.38 = 5,660.61/x
  3. Step 3: Cross multiply
    16,756.89x = 25,135.38 × 5,660.61
  4. Step 4: Simplify right side
    16,756.89x = 142,281,583.38
  5. Step 5: Solve for x
    x = 142,281,583.38/16,756.89
  6. Step 6: Final answer
    x = 8,490.93

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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.