Home / 26,396.68-39,585.84-7,671.64

Finding the Fourth Proportional to 26,396.68, 39,585.84 and 7,671.64

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Solution

The fourth proportional to 26,396.68, 39,585.84 and 7,671.64 is: 11,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,396.68 : 39,585.84 = 7,671.64 : x
  2. Step 2: Convert to fraction form
    26,396.68/39,585.84 = 7,671.64/x
  3. Step 3: Cross multiply
    26,396.68x = 39,585.84 × 7,671.64
  4. Step 4: Simplify right side
    26,396.68x = 303,688,313.58
  5. Step 5: Solve for x
    x = 303,688,313.58/26,396.68
  6. Step 6: Final answer
    x = 11,504.79

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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.