Home / 22,003.76-30,376.86-16,956.92

Finding the Fourth Proportional to 22,003.76, 30,376.86 and 16,956.92

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Solution

The fourth proportional to 22,003.76, 30,376.86 and 16,956.92 is: 23,409.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,003.76 : 30,376.86 = 16,956.92 : x
  2. Step 2: Convert to fraction form
    22,003.76/30,376.86 = 16,956.92/x
  3. Step 3: Cross multiply
    22,003.76x = 30,376.86 × 16,956.92
  4. Step 4: Simplify right side
    22,003.76x = 515,097,984.87
  5. Step 5: Solve for x
    x = 515,097,984.87/22,003.76
  6. Step 6: Final answer
    x = 23,409.54

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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.