Home / 14,553.56-21,830.28-4,166.12

Finding the Fourth Proportional to 14,553.56, 21,830.28 and 4,166.12

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Solution

The fourth proportional to 14,553.56, 21,830.28 and 4,166.12 is: 6,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553.56 : 21,830.28 = 4,166.12 : x
  2. Step 2: Convert to fraction form
    14,553.56/21,830.28 = 4,166.12/x
  3. Step 3: Cross multiply
    14,553.56x = 21,830.28 × 4,166.12
  4. Step 4: Simplify right side
    14,553.56x = 90,947,566.11
  5. Step 5: Solve for x
    x = 90,947,566.11/14,553.56
  6. Step 6: Final answer
    x = 6,249.16

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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.