Home / 14,166.12-21,251.76-4,678.98

Finding the Fourth Proportional to 14,166.12, 21,251.76 and 4,678.98

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Solution

The fourth proportional to 14,166.12, 21,251.76 and 4,678.98 is: 7,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.12 : 21,251.76 = 4,678.98 : x
  2. Step 2: Convert to fraction form
    14,166.12/21,251.76 = 4,678.98/x
  3. Step 3: Cross multiply
    14,166.12x = 21,251.76 × 4,678.98
  4. Step 4: Simplify right side
    14,166.12x = 99,436,560.00
  5. Step 5: Solve for x
    x = 99,436,560.00/14,166.12
  6. Step 6: Final answer
    x = 7,019.32

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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.