Home / 16,280.70-22,467.69-9,207.06

Finding the Fourth Proportional to 16,280.70, 22,467.69 and 9,207.06

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Solution

The fourth proportional to 16,280.70, 22,467.69 and 9,207.06 is: 12,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.70 : 22,467.69 = 9,207.06 : x
  2. Step 2: Convert to fraction form
    16,280.70/22,467.69 = 9,207.06/x
  3. Step 3: Cross multiply
    16,280.70x = 22,467.69 × 9,207.06
  4. Step 4: Simplify right side
    16,280.70x = 206,861,369.89
  5. Step 5: Solve for x
    x = 206,861,369.89/16,280.70
  6. Step 6: Final answer
    x = 12,705.93

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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.