Home / 13,724.68-20,562.69-6,313.58

Finding the Fourth Proportional to 13,724.68, 20,562.69 and 6,313.58

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Solution

The fourth proportional to 13,724.68, 20,562.69 and 6,313.58 is: 9,459.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.68 : 20,562.69 = 6,313.58 : x
  2. Step 2: Convert to fraction form
    13,724.68/20,562.69 = 6,313.58/x
  3. Step 3: Cross multiply
    13,724.68x = 20,562.69 × 6,313.58
  4. Step 4: Simplify right side
    13,724.68x = 129,824,188.33
  5. Step 5: Solve for x
    x = 129,824,188.33/13,724.68
  6. Step 6: Final answer
    x = 9,459.18

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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.