Home / 61,431.92-92,136.72-17,047.52

Finding the Fourth Proportional to 61,431.92, 92,136.72 and 17,047.52

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Solution

The fourth proportional to 61,431.92, 92,136.72 and 17,047.52 is: 25,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,431.92 : 92,136.72 = 17,047.52 : x
  2. Step 2: Convert to fraction form
    61,431.92/92,136.72 = 17,047.52/x
  3. Step 3: Cross multiply
    61,431.92x = 92,136.72 × 17,047.52
  4. Step 4: Simplify right side
    61,431.92x = 1,570,702,576.93
  5. Step 5: Solve for x
    x = 1,570,702,576.93/61,431.92
  6. Step 6: Final answer
    x = 25,568.18

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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.