Home / 34,181.20-51,271.80-29,515.60

Finding the Fourth Proportional to 34,181.20, 51,271.80 and 29,515.60

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Solution

The fourth proportional to 34,181.20, 51,271.80 and 29,515.60 is: 44,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,181.20 : 51,271.80 = 29,515.60 : x
  2. Step 2: Convert to fraction form
    34,181.20/51,271.80 = 29,515.60/x
  3. Step 3: Cross multiply
    34,181.20x = 51,271.80 × 29,515.60
  4. Step 4: Simplify right side
    34,181.20x = 1,513,317,940.08
  5. Step 5: Solve for x
    x = 1,513,317,940.08/34,181.20
  6. Step 6: Final answer
    x = 44,273.40

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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.