Home / 13,732.54-20,590.98-4,370.74

Finding the Fourth Proportional to 13,732.54, 20,590.98 and 4,370.74

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Solution

The fourth proportional to 13,732.54, 20,590.98 and 4,370.74 is: 6,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.54 : 20,590.98 = 4,370.74 : x
  2. Step 2: Convert to fraction form
    13,732.54/20,590.98 = 4,370.74/x
  3. Step 3: Cross multiply
    13,732.54x = 20,590.98 × 4,370.74
  4. Step 4: Simplify right side
    13,732.54x = 89,997,819.93
  5. Step 5: Solve for x
    x = 89,997,819.93/13,732.54
  6. Step 6: Final answer
    x = 6,553.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.