Home / 45,898.10-68,847.75-17,819.75

Finding the Fourth Proportional to 45,898.10, 68,847.75 and 17,819.75

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Solution

The fourth proportional to 45,898.10, 68,847.75 and 17,819.75 is: 26,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,898.10 : 68,847.75 = 17,819.75 : x
  2. Step 2: Convert to fraction form
    45,898.10/68,847.75 = 17,819.75/x
  3. Step 3: Cross multiply
    45,898.10x = 68,847.75 × 17,819.75
  4. Step 4: Simplify right side
    45,898.10x = 1,226,849,348.82
  5. Step 5: Solve for x
    x = 1,226,849,348.82/45,898.10
  6. Step 6: Final answer
    x = 26,729.85

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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.