Home / 35,872.48-53,790.79-13,375.54

Finding the Fourth Proportional to 35,872.48, 53,790.79 and 13,375.54

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Solution

The fourth proportional to 35,872.48, 53,790.79 and 13,375.54 is: 20,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,872.48 : 53,790.79 = 13,375.54 : x
  2. Step 2: Convert to fraction form
    35,872.48/53,790.79 = 13,375.54/x
  3. Step 3: Cross multiply
    35,872.48x = 53,790.79 × 13,375.54
  4. Step 4: Simplify right side
    35,872.48x = 719,480,863.28
  5. Step 5: Solve for x
    x = 719,480,863.28/35,872.48
  6. Step 6: Final answer
    x = 20,056.62

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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.