Home / 14,058.24-19,400.20-8,089.80

Finding the Fourth Proportional to 14,058.24, 19,400.20 and 8,089.80

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Solution

The fourth proportional to 14,058.24, 19,400.20 and 8,089.80 is: 11,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.24 : 19,400.20 = 8,089.80 : x
  2. Step 2: Convert to fraction form
    14,058.24/19,400.20 = 8,089.80/x
  3. Step 3: Cross multiply
    14,058.24x = 19,400.20 × 8,089.80
  4. Step 4: Simplify right side
    14,058.24x = 156,943,737.96
  5. Step 5: Solve for x
    x = 156,943,737.96/14,058.24
  6. Step 6: Final answer
    x = 11,163.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.