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Finding the Fourth Proportional to 14,092.92, 21,113.28 and 7,064.73

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Solution

The fourth proportional to 14,092.92, 21,113.28 and 7,064.73 is: 10,584.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.92 : 21,113.28 = 7,064.73 : x
  2. Step 2: Convert to fraction form
    14,092.92/21,113.28 = 7,064.73/x
  3. Step 3: Cross multiply
    14,092.92x = 21,113.28 × 7,064.73
  4. Step 4: Simplify right side
    14,092.92x = 149,159,622.61
  5. Step 5: Solve for x
    x = 149,159,622.61/14,092.92
  6. Step 6: Final answer
    x = 10,584.01

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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.