Home / 13,790.27-19,010.18-10,761.96

Finding the Fourth Proportional to 13,790.27, 19,010.18 and 10,761.96

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Solution

The fourth proportional to 13,790.27, 19,010.18 and 10,761.96 is: 14,835.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,790.27 : 19,010.18 = 10,761.96 : x
  2. Step 2: Convert to fraction form
    13,790.27/19,010.18 = 10,761.96/x
  3. Step 3: Cross multiply
    13,790.27x = 19,010.18 × 10,761.96
  4. Step 4: Simplify right side
    13,790.27x = 204,586,742.94
  5. Step 5: Solve for x
    x = 204,586,742.94/13,790.27
  6. Step 6: Final answer
    x = 14,835.59

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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.