Home / 14,229.09-19,634.13-8,258.58

Finding the Fourth Proportional to 14,229.09, 19,634.13 and 8,258.58

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Solution

The fourth proportional to 14,229.09, 19,634.13 and 8,258.58 is: 11,395.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.09 : 19,634.13 = 8,258.58 : x
  2. Step 2: Convert to fraction form
    14,229.09/19,634.13 = 8,258.58/x
  3. Step 3: Cross multiply
    14,229.09x = 19,634.13 × 8,258.58
  4. Step 4: Simplify right side
    14,229.09x = 162,150,033.34
  5. Step 5: Solve for x
    x = 162,150,033.34/14,229.09
  6. Step 6: Final answer
    x = 11,395.67

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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.