Home / 13,725.18-20,563.44-6,314.08

Finding the Fourth Proportional to 13,725.18, 20,563.44 and 6,314.08

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Solution

The fourth proportional to 13,725.18, 20,563.44 and 6,314.08 is: 9,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725.18 : 20,563.44 = 6,314.08 : x
  2. Step 2: Convert to fraction form
    13,725.18/20,563.44 = 6,314.08/x
  3. Step 3: Cross multiply
    13,725.18x = 20,563.44 × 6,314.08
  4. Step 4: Simplify right side
    13,725.18x = 129,839,205.24
  5. Step 5: Solve for x
    x = 129,839,205.24/13,725.18
  6. Step 6: Final answer
    x = 9,459.93

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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.