Home / 18,146.12-27,213.98-7,050.43

Finding the Fourth Proportional to 18,146.12, 27,213.98 and 7,050.43

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Solution

The fourth proportional to 18,146.12, 27,213.98 and 7,050.43 is: 10,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.12 : 27,213.98 = 7,050.43 : x
  2. Step 2: Convert to fraction form
    18,146.12/27,213.98 = 7,050.43/x
  3. Step 3: Cross multiply
    18,146.12x = 27,213.98 × 7,050.43
  4. Step 4: Simplify right side
    18,146.12x = 191,870,124.94
  5. Step 5: Solve for x
    x = 191,870,124.94/18,146.12
  6. Step 6: Final answer
    x = 10,573.62

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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.