Home / 14,918.86-20,589.60-8,545.96

Finding the Fourth Proportional to 14,918.86, 20,589.60 and 8,545.96

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Solution

The fourth proportional to 14,918.86, 20,589.60 and 8,545.96 is: 11,794.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918.86 : 20,589.60 = 8,545.96 : x
  2. Step 2: Convert to fraction form
    14,918.86/20,589.60 = 8,545.96/x
  3. Step 3: Cross multiply
    14,918.86x = 20,589.60 × 8,545.96
  4. Step 4: Simplify right side
    14,918.86x = 175,957,898.02
  5. Step 5: Solve for x
    x = 175,957,898.02/14,918.86
  6. Step 6: Final answer
    x = 11,794.33

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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.