Home / 14,072.76-21,106.26-8,224.92

Finding the Fourth Proportional to 14,072.76, 21,106.26 and 8,224.92

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Solution

The fourth proportional to 14,072.76, 21,106.26 and 8,224.92 is: 12,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.76 : 21,106.26 = 8,224.92 : x
  2. Step 2: Convert to fraction form
    14,072.76/21,106.26 = 8,224.92/x
  3. Step 3: Cross multiply
    14,072.76x = 21,106.26 × 8,224.92
  4. Step 4: Simplify right side
    14,072.76x = 173,597,300.00
  5. Step 5: Solve for x
    x = 173,597,300.00/14,072.76
  6. Step 6: Final answer
    x = 12,335.70

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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.