Home / 14,002.62-21,003.22-5,236.89

Finding the Fourth Proportional to 14,002.62, 21,003.22 and 5,236.89

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Solution

The fourth proportional to 14,002.62, 21,003.22 and 5,236.89 is: 7,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.62 : 21,003.22 = 5,236.89 : x
  2. Step 2: Convert to fraction form
    14,002.62/21,003.22 = 5,236.89/x
  3. Step 3: Cross multiply
    14,002.62x = 21,003.22 × 5,236.89
  4. Step 4: Simplify right side
    14,002.62x = 109,991,552.79
  5. Step 5: Solve for x
    x = 109,991,552.79/14,002.62
  6. Step 6: Final answer
    x = 7,855.07

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1.5x scale

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.