Home / 14,393.35-19,863.30-8,425.27

Finding the Fourth Proportional to 14,393.35, 19,863.30 and 8,425.27

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Solution

The fourth proportional to 14,393.35, 19,863.30 and 8,425.27 is: 11,627.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393.35 : 19,863.30 = 8,425.27 : x
  2. Step 2: Convert to fraction form
    14,393.35/19,863.30 = 8,425.27/x
  3. Step 3: Cross multiply
    14,393.35x = 19,863.30 × 8,425.27
  4. Step 4: Simplify right side
    14,393.35x = 167,353,665.59
  5. Step 5: Solve for x
    x = 167,353,665.59/14,393.35
  6. Step 6: Final answer
    x = 11,627.15

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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.