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Finding the Fourth Proportional to 14,028.75, 19,359.54 and 8,060.22

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Solution

The fourth proportional to 14,028.75, 19,359.54 and 8,060.22 is: 11,123.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.75 : 19,359.54 = 8,060.22 : x
  2. Step 2: Convert to fraction form
    14,028.75/19,359.54 = 8,060.22/x
  3. Step 3: Cross multiply
    14,028.75x = 19,359.54 × 8,060.22
  4. Step 4: Simplify right side
    14,028.75x = 156,042,151.50
  5. Step 5: Solve for x
    x = 156,042,151.50/14,028.75
  6. Step 6: Final answer
    x = 11,123.03

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Double scale
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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.