Home / 19,120.80-26,379.33-14,096.96

Finding the Fourth Proportional to 19,120.80, 26,379.33 and 14,096.96

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Solution

The fourth proportional to 19,120.80, 26,379.33 and 14,096.96 is: 19,448.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,120.80 : 26,379.33 = 14,096.96 : x
  2. Step 2: Convert to fraction form
    19,120.80/26,379.33 = 14,096.96/x
  3. Step 3: Cross multiply
    19,120.80x = 26,379.33 × 14,096.96
  4. Step 4: Simplify right side
    19,120.80x = 371,868,359.84
  5. Step 5: Solve for x
    x = 371,868,359.84/19,120.80
  6. Step 6: Final answer
    x = 19,448.37

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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.