Home / 14,609.95-20,163.50-8,237.77

Finding the Fourth Proportional to 14,609.95, 20,163.50 and 8,237.77

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Solution

The fourth proportional to 14,609.95, 20,163.50 and 8,237.77 is: 11,369.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,609.95 : 20,163.50 = 8,237.77 : x
  2. Step 2: Convert to fraction form
    14,609.95/20,163.50 = 8,237.77/x
  3. Step 3: Cross multiply
    14,609.95x = 20,163.50 × 8,237.77
  4. Step 4: Simplify right side
    14,609.95x = 166,102,275.40
  5. Step 5: Solve for x
    x = 166,102,275.40/14,609.95
  6. Step 6: Final answer
    x = 11,369.12

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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.