Home / 19,647.12-29,470.68-6,495.96

Finding the Fourth Proportional to 19,647.12, 29,470.68 and 6,495.96

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Solution

The fourth proportional to 19,647.12, 29,470.68 and 6,495.96 is: 9,743.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,647.12 : 29,470.68 = 6,495.96 : x
  2. Step 2: Convert to fraction form
    19,647.12/29,470.68 = 6,495.96/x
  3. Step 3: Cross multiply
    19,647.12x = 29,470.68 × 6,495.96
  4. Step 4: Simplify right side
    19,647.12x = 191,440,358.45
  5. Step 5: Solve for x
    x = 191,440,358.45/19,647.12
  6. Step 6: Final answer
    x = 9,743.94

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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.