Home / 55,173.16-82,774.50-15,733.72

Finding the Fourth Proportional to 55,173.16, 82,774.50 and 15,733.72

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Solution

The fourth proportional to 55,173.16, 82,774.50 and 15,733.72 is: 23,604.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,173.16 : 82,774.50 = 15,733.72 : x
  2. Step 2: Convert to fraction form
    55,173.16/82,774.50 = 15,733.72/x
  3. Step 3: Cross multiply
    55,173.16x = 82,774.50 × 15,733.72
  4. Step 4: Simplify right side
    55,173.16x = 1,302,350,806.14
  5. Step 5: Solve for x
    x = 1,302,350,806.14/55,173.16
  6. Step 6: Final answer
    x = 23,604.79

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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.