Home / 21,050.46-29,051.22-12,098.34

Finding the Fourth Proportional to 21,050.46, 29,051.22 and 12,098.34

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Solution

The fourth proportional to 21,050.46, 29,051.22 and 12,098.34 is: 16,696.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,050.46 : 29,051.22 = 12,098.34 : x
  2. Step 2: Convert to fraction form
    21,050.46/29,051.22 = 12,098.34/x
  3. Step 3: Cross multiply
    21,050.46x = 29,051.22 × 12,098.34
  4. Step 4: Simplify right side
    21,050.46x = 351,471,536.97
  5. Step 5: Solve for x
    x = 351,471,536.97/21,050.46
  6. Step 6: Final answer
    x = 16,696.62

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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.