Home / 55,178.56-82,753.26-15,737.92

Finding the Fourth Proportional to 55,178.56, 82,753.26 and 15,737.92

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Solution

The fourth proportional to 55,178.56, 82,753.26 and 15,737.92 is: 23,602.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,178.56 : 82,753.26 = 15,737.92 : x
  2. Step 2: Convert to fraction form
    55,178.56/82,753.26 = 15,737.92/x
  3. Step 3: Cross multiply
    55,178.56x = 82,753.26 × 15,737.92
  4. Step 4: Simplify right side
    55,178.56x = 1,302,364,185.62
  5. Step 5: Solve for x
    x = 1,302,364,185.62/55,178.56
  6. Step 6: Final answer
    x = 23,602.72

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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.