Home / 55,180.59-82,771.64-15,737.70

Finding the Fourth Proportional to 55,180.59, 82,771.64 and 15,737.70

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Solution

The fourth proportional to 55,180.59, 82,771.64 and 15,737.70 is: 23,606.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,180.59 : 82,771.64 = 15,737.70 : x
  2. Step 2: Convert to fraction form
    55,180.59/82,771.64 = 15,737.70/x
  3. Step 3: Cross multiply
    55,180.59x = 82,771.64 × 15,737.70
  4. Step 4: Simplify right side
    55,180.59x = 1,302,635,238.83
  5. Step 5: Solve for x
    x = 1,302,635,238.83/55,180.59
  6. Step 6: Final answer
    x = 23,606.77

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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.