Home / 26,419.50-39,601.32-9,768.84

Finding the Fourth Proportional to 26,419.50, 39,601.32 and 9,768.84

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Solution

The fourth proportional to 26,419.50, 39,601.32 and 9,768.84 is: 14,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,419.50 : 39,601.32 = 9,768.84 : x
  2. Step 2: Convert to fraction form
    26,419.50/39,601.32 = 9,768.84/x
  3. Step 3: Cross multiply
    26,419.50x = 39,601.32 × 9,768.84
  4. Step 4: Simplify right side
    26,419.50x = 386,858,958.87
  5. Step 5: Solve for x
    x = 386,858,958.87/26,419.50
  6. Step 6: Final answer
    x = 14,642.93

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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.