Home / 14,543.15-21,816.58-5,184.11

Finding the Fourth Proportional to 14,543.15, 21,816.58 and 5,184.11

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Solution

The fourth proportional to 14,543.15, 21,816.58 and 5,184.11 is: 7,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,543.15 : 21,816.58 = 5,184.11 : x
  2. Step 2: Convert to fraction form
    14,543.15/21,816.58 = 5,184.11/x
  3. Step 3: Cross multiply
    14,543.15x = 21,816.58 × 5,184.11
  4. Step 4: Simplify right side
    14,543.15x = 113,099,550.54
  5. Step 5: Solve for x
    x = 113,099,550.54/14,543.15
  6. Step 6: Final answer
    x = 7,776.83

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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.