Home / 14,679.87-22,029.09-7,672.53

Finding the Fourth Proportional to 14,679.87, 22,029.09 and 7,672.53

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Solution

The fourth proportional to 14,679.87, 22,029.09 and 7,672.53 is: 11,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.87 : 22,029.09 = 7,672.53 : x
  2. Step 2: Convert to fraction form
    14,679.87/22,029.09 = 7,672.53/x
  3. Step 3: Cross multiply
    14,679.87x = 22,029.09 × 7,672.53
  4. Step 4: Simplify right side
    14,679.87x = 169,018,853.90
  5. Step 5: Solve for x
    x = 169,018,853.90/14,679.87
  6. Step 6: Final answer
    x = 11,513.65

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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.