Home / 14,297.90-21,470.62-9,647.82

Finding the Fourth Proportional to 14,297.90, 21,470.62 and 9,647.82

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Solution

The fourth proportional to 14,297.90, 21,470.62 and 9,647.82 is: 14,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.90 : 21,470.62 = 9,647.82 : x
  2. Step 2: Convert to fraction form
    14,297.90/21,470.62 = 9,647.82/x
  3. Step 3: Cross multiply
    14,297.90x = 21,470.62 × 9,647.82
  4. Step 4: Simplify right side
    14,297.90x = 207,144,677.05
  5. Step 5: Solve for x
    x = 207,144,677.05/14,297.90
  6. Step 6: Final answer
    x = 14,487.77

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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.