Home / 26,483.24-39,724.84-6,761.80

Finding the Fourth Proportional to 26,483.24, 39,724.84 and 6,761.80

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Solution

The fourth proportional to 26,483.24, 39,724.84 and 6,761.80 is: 10,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,483.24 : 39,724.84 = 6,761.80 : x
  2. Step 2: Convert to fraction form
    26,483.24/39,724.84 = 6,761.80/x
  3. Step 3: Cross multiply
    26,483.24x = 39,724.84 × 6,761.80
  4. Step 4: Simplify right side
    26,483.24x = 268,611,423.11
  5. Step 5: Solve for x
    x = 268,611,423.11/26,483.24
  6. Step 6: Final answer
    x = 10,142.69

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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.