Home / 13,725.23-20,571.96-6,314.13

Finding the Fourth Proportional to 13,725.23, 20,571.96 and 6,314.13

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Solution

The fourth proportional to 13,725.23, 20,571.96 and 6,314.13 is: 9,463.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725.23 : 20,571.96 = 6,314.13 : x
  2. Step 2: Convert to fraction form
    13,725.23/20,571.96 = 6,314.13/x
  3. Step 3: Cross multiply
    13,725.23x = 20,571.96 × 6,314.13
  4. Step 4: Simplify right side
    13,725.23x = 129,894,083.26
  5. Step 5: Solve for x
    x = 129,894,083.26/13,725.23
  6. Step 6: Final answer
    x = 9,463.89

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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.