Home / 26,506.92-39,761.58-18,750.36

Finding the Fourth Proportional to 26,506.92, 39,761.58 and 18,750.36

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Solution

The fourth proportional to 26,506.92, 39,761.58 and 18,750.36 is: 28,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,506.92 : 39,761.58 = 18,750.36 : x
  2. Step 2: Convert to fraction form
    26,506.92/39,761.58 = 18,750.36/x
  3. Step 3: Cross multiply
    26,506.92x = 39,761.58 × 18,750.36
  4. Step 4: Simplify right side
    26,506.92x = 745,543,939.17
  5. Step 5: Solve for x
    x = 745,543,939.17/26,506.92
  6. Step 6: Final answer
    x = 28,126.39

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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.