Home / 13,652.56-20,476.55-3,792.83

Finding the Fourth Proportional to 13,652.56, 20,476.55 and 3,792.83

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Solution

The fourth proportional to 13,652.56, 20,476.55 and 3,792.83 is: 5,688.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.56 : 20,476.55 = 3,792.83 : x
  2. Step 2: Convert to fraction form
    13,652.56/20,476.55 = 3,792.83/x
  3. Step 3: Cross multiply
    13,652.56x = 20,476.55 × 3,792.83
  4. Step 4: Simplify right side
    13,652.56x = 77,664,054.17
  5. Step 5: Solve for x
    x = 77,664,054.17/13,652.56
  6. Step 6: Final answer
    x = 5,688.61

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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.