Home / 34,515.40-51,740.30-22,000.30

Finding the Fourth Proportional to 34,515.40, 51,740.30 and 22,000.30

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Solution

The fourth proportional to 34,515.40, 51,740.30 and 22,000.30 is: 32,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,515.40 : 51,740.30 = 22,000.30 : x
  2. Step 2: Convert to fraction form
    34,515.40/51,740.30 = 22,000.30/x
  3. Step 3: Cross multiply
    34,515.40x = 51,740.30 × 22,000.30
  4. Step 4: Simplify right side
    34,515.40x = 1,138,302,122.09
  5. Step 5: Solve for x
    x = 1,138,302,122.09/34,515.40
  6. Step 6: Final answer
    x = 32,979.54

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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.