Home / 13,715.26-20,572.91-3,327.01

Finding the Fourth Proportional to 13,715.26, 20,572.91 and 3,327.01

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Solution

The fourth proportional to 13,715.26, 20,572.91 and 3,327.01 is: 4,990.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,715.26 : 20,572.91 = 3,327.01 : x
  2. Step 2: Convert to fraction form
    13,715.26/20,572.91 = 3,327.01/x
  3. Step 3: Cross multiply
    13,715.26x = 20,572.91 × 3,327.01
  4. Step 4: Simplify right side
    13,715.26x = 68,446,277.30
  5. Step 5: Solve for x
    x = 68,446,277.30/13,715.26
  6. Step 6: Final answer
    x = 4,990.52

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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.