Home / 13,792.08-20,691.57-4,432.92

Finding the Fourth Proportional to 13,792.08, 20,691.57 and 4,432.92

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Solution

The fourth proportional to 13,792.08, 20,691.57 and 4,432.92 is: 6,650.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.08 : 20,691.57 = 4,432.92 : x
  2. Step 2: Convert to fraction form
    13,792.08/20,691.57 = 4,432.92/x
  3. Step 3: Cross multiply
    13,792.08x = 20,691.57 × 4,432.92
  4. Step 4: Simplify right side
    13,792.08x = 91,724,074.48
  5. Step 5: Solve for x
    x = 91,724,074.48/13,792.08
  6. Step 6: Final answer
    x = 6,650.49

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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.