Home / 26,294.69-39,453.59-13,811.81

Finding the Fourth Proportional to 26,294.69, 39,453.59 and 13,811.81

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Solution

The fourth proportional to 26,294.69, 39,453.59 and 13,811.81 is: 20,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,294.69 : 39,453.59 = 13,811.81 : x
  2. Step 2: Convert to fraction form
    26,294.69/39,453.59 = 13,811.81/x
  3. Step 3: Cross multiply
    26,294.69x = 39,453.59 × 13,811.81
  4. Step 4: Simplify right side
    26,294.69x = 544,925,488.90
  5. Step 5: Solve for x
    x = 544,925,488.90/26,294.69
  6. Step 6: Final answer
    x = 20,723.79

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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.