Home / 26,313.20-39,455.40-10,713.20

Finding the Fourth Proportional to 26,313.20, 39,455.40 and 10,713.20

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Solution

The fourth proportional to 26,313.20, 39,455.40 and 10,713.20 is: 16,063.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313.20 : 39,455.40 = 10,713.20 : x
  2. Step 2: Convert to fraction form
    26,313.20/39,455.40 = 10,713.20/x
  3. Step 3: Cross multiply
    26,313.20x = 39,455.40 × 10,713.20
  4. Step 4: Simplify right side
    26,313.20x = 422,693,591.28
  5. Step 5: Solve for x
    x = 422,693,591.28/26,313.20
  6. Step 6: Final answer
    x = 16,063.94

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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.