Home / 14,343.98-21,487.92-9,398.61

Finding the Fourth Proportional to 14,343.98, 21,487.92 and 9,398.61

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Solution

The fourth proportional to 14,343.98, 21,487.92 and 9,398.61 is: 14,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.98 : 21,487.92 = 9,398.61 : x
  2. Step 2: Convert to fraction form
    14,343.98/21,487.92 = 9,398.61/x
  3. Step 3: Cross multiply
    14,343.98x = 21,487.92 × 9,398.61
  4. Step 4: Simplify right side
    14,343.98x = 201,956,579.79
  5. Step 5: Solve for x
    x = 201,956,579.79/14,343.98
  6. Step 6: Final answer
    x = 14,079.54

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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.