Home / 14,183.39-19,572.31-7,808.73

Finding the Fourth Proportional to 14,183.39, 19,572.31 and 7,808.73

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Solution

The fourth proportional to 14,183.39, 19,572.31 and 7,808.73 is: 10,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.39 : 19,572.31 = 7,808.73 : x
  2. Step 2: Convert to fraction form
    14,183.39/19,572.31 = 7,808.73/x
  3. Step 3: Cross multiply
    14,183.39x = 19,572.31 × 7,808.73
  4. Step 4: Simplify right side
    14,183.39x = 152,834,845.22
  5. Step 5: Solve for x
    x = 152,834,845.22/14,183.39
  6. Step 6: Final answer
    x = 10,775.63

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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.