Home / 16,806.60-25,207.45-4,959.79

Finding the Fourth Proportional to 16,806.60, 25,207.45 and 4,959.79

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Solution

The fourth proportional to 16,806.60, 25,207.45 and 4,959.79 is: 7,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806.60 : 25,207.45 = 4,959.79 : x
  2. Step 2: Convert to fraction form
    16,806.60/25,207.45 = 4,959.79/x
  3. Step 3: Cross multiply
    16,806.60x = 25,207.45 × 4,959.79
  4. Step 4: Simplify right side
    16,806.60x = 125,023,702.34
  5. Step 5: Solve for x
    x = 125,023,702.34/16,806.60
  6. Step 6: Final answer
    x = 7,438.97

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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.