Home / 26,483.14-39,724.68-6,761.70

Finding the Fourth Proportional to 26,483.14, 39,724.68 and 6,761.70

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Solution

The fourth proportional to 26,483.14, 39,724.68 and 6,761.70 is: 10,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,483.14 : 39,724.68 = 6,761.70 : x
  2. Step 2: Convert to fraction form
    26,483.14/39,724.68 = 6,761.70/x
  3. Step 3: Cross multiply
    26,483.14x = 39,724.68 × 6,761.70
  4. Step 4: Simplify right side
    26,483.14x = 268,606,368.76
  5. Step 5: Solve for x
    x = 268,606,368.76/26,483.14
  6. Step 6: Final answer
    x = 10,142.54

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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.