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Finding the Fourth Proportional to 22,372.76, 33,560.76 and 6,790.34

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Solution

The fourth proportional to 22,372.76, 33,560.76 and 6,790.34 is: 10,186.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372.76 : 33,560.76 = 6,790.34 : x
  2. Step 2: Convert to fraction form
    22,372.76/33,560.76 = 6,790.34/x
  3. Step 3: Cross multiply
    22,372.76x = 33,560.76 × 6,790.34
  4. Step 4: Simplify right side
    22,372.76x = 227,888,971.06
  5. Step 5: Solve for x
    x = 227,888,971.06/22,372.76
  6. Step 6: Final answer
    x = 10,186.00

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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.