Home / 34,434.30-51,651.45-12,272.70

Finding the Fourth Proportional to 34,434.30, 51,651.45 and 12,272.70

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Solution

The fourth proportional to 34,434.30, 51,651.45 and 12,272.70 is: 18,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,434.30 : 51,651.45 = 12,272.70 : x
  2. Step 2: Convert to fraction form
    34,434.30/51,651.45 = 12,272.70/x
  3. Step 3: Cross multiply
    34,434.30x = 51,651.45 × 12,272.70
  4. Step 4: Simplify right side
    34,434.30x = 633,902,750.42
  5. Step 5: Solve for x
    x = 633,902,750.42/34,434.30
  6. Step 6: Final answer
    x = 18,409.05

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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.