Home / 25,560.40-38,339.52-8,029.84

Finding the Fourth Proportional to 25,560.40, 38,339.52 and 8,029.84

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Solution

The fourth proportional to 25,560.40, 38,339.52 and 8,029.84 is: 12,044.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,560.40 : 38,339.52 = 8,029.84 : x
  2. Step 2: Convert to fraction form
    25,560.40/38,339.52 = 8,029.84/x
  3. Step 3: Cross multiply
    25,560.40x = 38,339.52 × 8,029.84
  4. Step 4: Simplify right side
    25,560.40x = 307,860,211.28
  5. Step 5: Solve for x
    x = 307,860,211.28/25,560.40
  6. Step 6: Final answer
    x = 12,044.42

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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.