Home / 29,072.70-40,109.94-19,006.92

Finding the Fourth Proportional to 29,072.70, 40,109.94 and 19,006.92

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Solution

The fourth proportional to 29,072.70, 40,109.94 and 19,006.92 is: 26,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,072.70 : 40,109.94 = 19,006.92 : x
  2. Step 2: Convert to fraction form
    29,072.70/40,109.94 = 19,006.92/x
  3. Step 3: Cross multiply
    29,072.70x = 40,109.94 × 19,006.92
  4. Step 4: Simplify right side
    29,072.70x = 762,366,420.78
  5. Step 5: Solve for x
    x = 762,366,420.78/29,072.70
  6. Step 6: Final answer
    x = 26,222.76

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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.