Home / 18,675.60-25,772.34-10,177.73

Finding the Fourth Proportional to 18,675.60, 25,772.34 and 10,177.73

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Solution

The fourth proportional to 18,675.60, 25,772.34 and 10,177.73 is: 14,045.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,675.60 : 25,772.34 = 10,177.73 : x
  2. Step 2: Convert to fraction form
    18,675.60/25,772.34 = 10,177.73/x
  3. Step 3: Cross multiply
    18,675.60x = 25,772.34 × 10,177.73
  4. Step 4: Simplify right side
    18,675.60x = 262,303,850.58
  5. Step 5: Solve for x
    x = 262,303,850.58/18,675.60
  6. Step 6: Final answer
    x = 14,045.27

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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.