Home / 54,484.86-81,751.53-27,816.72

Finding the Fourth Proportional to 54,484.86, 81,751.53 and 27,816.72

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Solution

The fourth proportional to 54,484.86, 81,751.53 and 27,816.72 is: 41,737.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,484.86 : 81,751.53 = 27,816.72 : x
  2. Step 2: Convert to fraction form
    54,484.86/81,751.53 = 27,816.72/x
  3. Step 3: Cross multiply
    54,484.86x = 81,751.53 × 27,816.72
  4. Step 4: Simplify right side
    54,484.86x = 2,274,059,419.58
  5. Step 5: Solve for x
    x = 2,274,059,419.58/54,484.86
  6. Step 6: Final answer
    x = 41,737.46

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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.