Home / 14,636.53-21,954.85-3,543.20

Finding the Fourth Proportional to 14,636.53, 21,954.85 and 3,543.20

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Solution

The fourth proportional to 14,636.53, 21,954.85 and 3,543.20 is: 5,314.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.53 : 21,954.85 = 3,543.20 : x
  2. Step 2: Convert to fraction form
    14,636.53/21,954.85 = 3,543.20/x
  3. Step 3: Cross multiply
    14,636.53x = 21,954.85 × 3,543.20
  4. Step 4: Simplify right side
    14,636.53x = 77,790,360.77
  5. Step 5: Solve for x
    x = 77,790,360.77/14,636.53
  6. Step 6: Final answer
    x = 5,314.81

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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.