Home / 21,951.24-32,917.34-6,954.72

Finding the Fourth Proportional to 21,951.24, 32,917.34 and 6,954.72

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Solution

The fourth proportional to 21,951.24, 32,917.34 and 6,954.72 is: 10,429.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,951.24 : 32,917.34 = 6,954.72 : x
  2. Step 2: Convert to fraction form
    21,951.24/32,917.34 = 6,954.72/x
  3. Step 3: Cross multiply
    21,951.24x = 32,917.34 × 6,954.72
  4. Step 4: Simplify right side
    21,951.24x = 228,930,882.84
  5. Step 5: Solve for x
    x = 228,930,882.84/21,951.24
  6. Step 6: Final answer
    x = 10,429.06

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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.