Home / 26,294.64-39,453.48-13,811.76

Finding the Fourth Proportional to 26,294.64, 39,453.48 and 13,811.76

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Solution

The fourth proportional to 26,294.64, 39,453.48 and 13,811.76 is: 20,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,294.64 : 39,453.48 = 13,811.76 : x
  2. Step 2: Convert to fraction form
    26,294.64/39,453.48 = 13,811.76/x
  3. Step 3: Cross multiply
    26,294.64x = 39,453.48 × 13,811.76
  4. Step 4: Simplify right side
    26,294.64x = 544,921,996.92
  5. Step 5: Solve for x
    x = 544,921,996.92/26,294.64
  6. Step 6: Final answer
    x = 20,723.69

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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.