Home / 16,830.40-25,217.82-10,236.64

Finding the Fourth Proportional to 16,830.40, 25,217.82 and 10,236.64

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Solution

The fourth proportional to 16,830.40, 25,217.82 and 10,236.64 is: 15,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.40 : 25,217.82 = 10,236.64 : x
  2. Step 2: Convert to fraction form
    16,830.40/25,217.82 = 10,236.64/x
  3. Step 3: Cross multiply
    16,830.40x = 25,217.82 × 10,236.64
  4. Step 4: Simplify right side
    16,830.40x = 258,145,744.92
  5. Step 5: Solve for x
    x = 258,145,744.92/16,830.40
  6. Step 6: Final answer
    x = 15,338.06

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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.