Home / 14,874.72-20,527.68-8,160.62

Finding the Fourth Proportional to 14,874.72, 20,527.68 and 8,160.62

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Solution

The fourth proportional to 14,874.72, 20,527.68 and 8,160.62 is: 11,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874.72 : 20,527.68 = 8,160.62 : x
  2. Step 2: Convert to fraction form
    14,874.72/20,527.68 = 8,160.62/x
  3. Step 3: Cross multiply
    14,874.72x = 20,527.68 × 8,160.62
  4. Step 4: Simplify right side
    14,874.72x = 167,518,595.96
  5. Step 5: Solve for x
    x = 167,518,595.96/14,874.72
  6. Step 6: Final answer
    x = 11,261.97

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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.