Home / 14,013.06-21,019.62-3,624

Finding the Fourth Proportional to 14,013.06, 21,019.62 and 3,624

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Solution

The fourth proportional to 14,013.06, 21,019.62 and 3,624 is: 5,436.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.06 : 21,019.62 = 3,624 : x
  2. Step 2: Convert to fraction form
    14,013.06/21,019.62 = 3,624/x
  3. Step 3: Cross multiply
    14,013.06x = 21,019.62 × 3,624
  4. Step 4: Simplify right side
    14,013.06x = 76,175,102.88
  5. Step 5: Solve for x
    x = 76,175,102.88/14,013.06
  6. Step 6: Final answer
    x = 5,436.01

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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.