Home / 14,833.96-20,470.07-8,458.85

Finding the Fourth Proportional to 14,833.96, 20,470.07 and 8,458.85

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Solution

The fourth proportional to 14,833.96, 20,470.07 and 8,458.85 is: 11,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,833.96 : 20,470.07 = 8,458.85 : x
  2. Step 2: Convert to fraction form
    14,833.96/20,470.07 = 8,458.85/x
  3. Step 3: Cross multiply
    14,833.96x = 20,470.07 × 8,458.85
  4. Step 4: Simplify right side
    14,833.96x = 173,153,323.94
  5. Step 5: Solve for x
    x = 173,153,323.94/14,833.96
  6. Step 6: Final answer
    x = 11,672.77

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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.