Home / 26,599.68-39,900.89-6,878.41

Finding the Fourth Proportional to 26,599.68, 39,900.89 and 6,878.41

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Solution

The fourth proportional to 26,599.68, 39,900.89 and 6,878.41 is: 10,317.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,599.68 : 39,900.89 = 6,878.41 : x
  2. Step 2: Convert to fraction form
    26,599.68/39,900.89 = 6,878.41/x
  3. Step 3: Cross multiply
    26,599.68x = 39,900.89 × 6,878.41
  4. Step 4: Simplify right side
    26,599.68x = 274,454,446.89
  5. Step 5: Solve for x
    x = 274,454,446.89/26,599.68
  6. Step 6: Final answer
    x = 10,317.96

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1.5x scale

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.