Home / 26,052.60-39,078.79-6,331.20

Finding the Fourth Proportional to 26,052.60, 39,078.79 and 6,331.20

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Solution

The fourth proportional to 26,052.60, 39,078.79 and 6,331.20 is: 9,496.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,052.60 : 39,078.79 = 6,331.20 : x
  2. Step 2: Convert to fraction form
    26,052.60/39,078.79 = 6,331.20/x
  3. Step 3: Cross multiply
    26,052.60x = 39,078.79 × 6,331.20
  4. Step 4: Simplify right side
    26,052.60x = 247,415,472.87
  5. Step 5: Solve for x
    x = 247,415,472.87/26,052.60
  6. Step 6: Final answer
    x = 9,496.77

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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.