Home / 16,281.42-22,468.37-9,207.69

Finding the Fourth Proportional to 16,281.42, 22,468.37 and 9,207.69

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Solution

The fourth proportional to 16,281.42, 22,468.37 and 9,207.69 is: 12,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.42 : 22,468.37 = 9,207.69 : x
  2. Step 2: Convert to fraction form
    16,281.42/22,468.37 = 9,207.69/x
  3. Step 3: Cross multiply
    16,281.42x = 22,468.37 × 9,207.69
  4. Step 4: Simplify right side
    16,281.42x = 206,881,739.73
  5. Step 5: Solve for x
    x = 206,881,739.73/16,281.42
  6. Step 6: Final answer
    x = 12,706.62

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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.