Home / 14,026.36-21,045.74-7,450.96

Finding the Fourth Proportional to 14,026.36, 21,045.74 and 7,450.96

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Solution

The fourth proportional to 14,026.36, 21,045.74 and 7,450.96 is: 11,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.36 : 21,045.74 = 7,450.96 : x
  2. Step 2: Convert to fraction form
    14,026.36/21,045.74 = 7,450.96/x
  3. Step 3: Cross multiply
    14,026.36x = 21,045.74 × 7,450.96
  4. Step 4: Simplify right side
    14,026.36x = 156,810,966.91
  5. Step 5: Solve for x
    x = 156,810,966.91/14,026.36
  6. Step 6: Final answer
    x = 11,179.73

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1.5x scale

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.