Home / 16,762.70-25,146.79-5,670.05

Finding the Fourth Proportional to 16,762.70, 25,146.79 and 5,670.05

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Solution

The fourth proportional to 16,762.70, 25,146.79 and 5,670.05 is: 8,505.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762.70 : 25,146.79 = 5,670.05 : x
  2. Step 2: Convert to fraction form
    16,762.70/25,146.79 = 5,670.05/x
  3. Step 3: Cross multiply
    16,762.70x = 25,146.79 × 5,670.05
  4. Step 4: Simplify right side
    16,762.70x = 142,583,416.73
  5. Step 5: Solve for x
    x = 142,583,416.73/16,762.70
  6. Step 6: Final answer
    x = 8,505.99

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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.