Home / 14,217.04-21,297-7,079.77

Finding the Fourth Proportional to 14,217.04, 21,297 and 7,079.77

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Solution

The fourth proportional to 14,217.04, 21,297 and 7,079.77 is: 10,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.04 : 21,297 = 7,079.77 : x
  2. Step 2: Convert to fraction form
    14,217.04/21,297 = 7,079.77/x
  3. Step 3: Cross multiply
    14,217.04x = 21,297 × 7,079.77
  4. Step 4: Simplify right side
    14,217.04x = 150,777,861.69
  5. Step 5: Solve for x
    x = 150,777,861.69/14,217.04
  6. Step 6: Final answer
    x = 10,605.43

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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.