Home / 16,228.40-22,396.23-9,154.67

Finding the Fourth Proportional to 16,228.40, 22,396.23 and 9,154.67

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Solution

The fourth proportional to 16,228.40, 22,396.23 and 9,154.67 is: 12,634.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,228.40 : 22,396.23 = 9,154.67 : x
  2. Step 2: Convert to fraction form
    16,228.40/22,396.23 = 9,154.67/x
  3. Step 3: Cross multiply
    16,228.40x = 22,396.23 × 9,154.67
  4. Step 4: Simplify right side
    16,228.40x = 205,029,982.91
  5. Step 5: Solve for x
    x = 205,029,982.91/16,228.40
  6. Step 6: Final answer
    x = 12,634.03

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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.