Home / 55,056.28-82,584.39-15,613.72

Finding the Fourth Proportional to 55,056.28, 82,584.39 and 15,613.72

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Solution

The fourth proportional to 55,056.28, 82,584.39 and 15,613.72 is: 23,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,056.28 : 82,584.39 = 15,613.72 : x
  2. Step 2: Convert to fraction form
    55,056.28/82,584.39 = 15,613.72/x
  3. Step 3: Cross multiply
    55,056.28x = 82,584.39 × 15,613.72
  4. Step 4: Simplify right side
    55,056.28x = 1,289,449,541.83
  5. Step 5: Solve for x
    x = 1,289,449,541.83/55,056.28
  6. Step 6: Final answer
    x = 23,420.57

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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.