Home / 14,451.10-21,672.33-7,521.82

Finding the Fourth Proportional to 14,451.10, 21,672.33 and 7,521.82

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Solution

The fourth proportional to 14,451.10, 21,672.33 and 7,521.82 is: 11,280.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.10 : 21,672.33 = 7,521.82 : x
  2. Step 2: Convert to fraction form
    14,451.10/21,672.33 = 7,521.82/x
  3. Step 3: Cross multiply
    14,451.10x = 21,672.33 × 7,521.82
  4. Step 4: Simplify right side
    14,451.10x = 163,015,365.24
  5. Step 5: Solve for x
    x = 163,015,365.24/14,451.10
  6. Step 6: Final answer
    x = 11,280.48

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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.