Home / 22,081.96-30,474.66-12,652.84

Finding the Fourth Proportional to 22,081.96, 30,474.66 and 12,652.84

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Solution

The fourth proportional to 22,081.96, 30,474.66 and 12,652.84 is: 17,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,081.96 : 30,474.66 = 12,652.84 : x
  2. Step 2: Convert to fraction form
    22,081.96/30,474.66 = 12,652.84/x
  3. Step 3: Cross multiply
    22,081.96x = 30,474.66 × 12,652.84
  4. Step 4: Simplify right side
    22,081.96x = 385,590,997.03
  5. Step 5: Solve for x
    x = 385,590,997.03/22,081.96
  6. Step 6: Final answer
    x = 17,461.81

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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.