Home / 13,736.61-20,604.96-3,875.94

Finding the Fourth Proportional to 13,736.61, 20,604.96 and 3,875.94

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Solution

The fourth proportional to 13,736.61, 20,604.96 and 3,875.94 is: 5,813.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.61 : 20,604.96 = 3,875.94 : x
  2. Step 2: Convert to fraction form
    13,736.61/20,604.96 = 3,875.94/x
  3. Step 3: Cross multiply
    13,736.61x = 20,604.96 × 3,875.94
  4. Step 4: Simplify right side
    13,736.61x = 79,863,588.66
  5. Step 5: Solve for x
    x = 79,863,588.66/13,736.61
  6. Step 6: Final answer
    x = 5,813.92

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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.