Home / 16,838.28-23,235.84-9,284.94

Finding the Fourth Proportional to 16,838.28, 23,235.84 and 9,284.94

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Solution

The fourth proportional to 16,838.28, 23,235.84 and 9,284.94 is: 12,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.28 : 23,235.84 = 9,284.94 : x
  2. Step 2: Convert to fraction form
    16,838.28/23,235.84 = 9,284.94/x
  3. Step 3: Cross multiply
    16,838.28x = 23,235.84 × 9,284.94
  4. Step 4: Simplify right side
    16,838.28x = 215,743,380.25
  5. Step 5: Solve for x
    x = 215,743,380.25/16,838.28
  6. Step 6: Final answer
    x = 12,812.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.