Home / 18,828.66-25,982.67-10,330.59

Finding the Fourth Proportional to 18,828.66, 25,982.67 and 10,330.59

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Solution

The fourth proportional to 18,828.66, 25,982.67 and 10,330.59 is: 14,255.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,828.66 : 25,982.67 = 10,330.59 : x
  2. Step 2: Convert to fraction form
    18,828.66/25,982.67 = 10,330.59/x
  3. Step 3: Cross multiply
    18,828.66x = 25,982.67 × 10,330.59
  4. Step 4: Simplify right side
    18,828.66x = 268,416,310.88
  5. Step 5: Solve for x
    x = 268,416,310.88/18,828.66
  6. Step 6: Final answer
    x = 14,255.73

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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.