Home / 14,632.12-20,192.23-8,260.77

Finding the Fourth Proportional to 14,632.12, 20,192.23 and 8,260.77

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Solution

The fourth proportional to 14,632.12, 20,192.23 and 8,260.77 is: 11,399.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,632.12 : 20,192.23 = 8,260.77 : x
  2. Step 2: Convert to fraction form
    14,632.12/20,192.23 = 8,260.77/x
  3. Step 3: Cross multiply
    14,632.12x = 20,192.23 × 8,260.77
  4. Step 4: Simplify right side
    14,632.12x = 166,803,367.82
  5. Step 5: Solve for x
    x = 166,803,367.82/14,632.12
  6. Step 6: Final answer
    x = 11,399.81

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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.