Home / 14,290.16-21,437.55-4,932.54

Finding the Fourth Proportional to 14,290.16, 21,437.55 and 4,932.54

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Solution

The fourth proportional to 14,290.16, 21,437.55 and 4,932.54 is: 7,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.16 : 21,437.55 = 4,932.54 : x
  2. Step 2: Convert to fraction form
    14,290.16/21,437.55 = 4,932.54/x
  3. Step 3: Cross multiply
    14,290.16x = 21,437.55 × 4,932.54
  4. Step 4: Simplify right side
    14,290.16x = 105,741,572.88
  5. Step 5: Solve for x
    x = 105,741,572.88/14,290.16
  6. Step 6: Final answer
    x = 7,399.61

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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.