Home / 14,167.12-21,253.26-4,679.98

Finding the Fourth Proportional to 14,167.12, 21,253.26 and 4,679.98

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Solution

The fourth proportional to 14,167.12, 21,253.26 and 4,679.98 is: 7,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.12 : 21,253.26 = 4,679.98 : x
  2. Step 2: Convert to fraction form
    14,167.12/21,253.26 = 4,679.98/x
  3. Step 3: Cross multiply
    14,167.12x = 21,253.26 × 4,679.98
  4. Step 4: Simplify right side
    14,167.12x = 99,464,831.73
  5. Step 5: Solve for x
    x = 99,464,831.73/14,167.12
  6. Step 6: Final answer
    x = 7,020.82

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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.