Home / 14,879.66-20,535.23-8,166.59

Finding the Fourth Proportional to 14,879.66, 20,535.23 and 8,166.59

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Solution

The fourth proportional to 14,879.66, 20,535.23 and 8,166.59 is: 11,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.66 : 20,535.23 = 8,166.59 : x
  2. Step 2: Convert to fraction form
    14,879.66/20,535.23 = 8,166.59/x
  3. Step 3: Cross multiply
    14,879.66x = 20,535.23 × 8,166.59
  4. Step 4: Simplify right side
    14,879.66x = 167,702,660.46
  5. Step 5: Solve for x
    x = 167,702,660.46/14,879.66
  6. Step 6: Final answer
    x = 11,270.60

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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.