Home / 15,724.94-23,580.49-8,327.67

Finding the Fourth Proportional to 15,724.94, 23,580.49 and 8,327.67

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Solution

The fourth proportional to 15,724.94, 23,580.49 and 8,327.67 is: 12,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,724.94 : 23,580.49 = 8,327.67 : x
  2. Step 2: Convert to fraction form
    15,724.94/23,580.49 = 8,327.67/x
  3. Step 3: Cross multiply
    15,724.94x = 23,580.49 × 8,327.67
  4. Step 4: Simplify right side
    15,724.94x = 196,370,497.52
  5. Step 5: Solve for x
    x = 196,370,497.52/15,724.94
  6. Step 6: Final answer
    x = 12,487.84

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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.