Home / 14,904.83-20,565.45-8,613.56

Finding the Fourth Proportional to 14,904.83, 20,565.45 and 8,613.56

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Solution

The fourth proportional to 14,904.83, 20,565.45 and 8,613.56 is: 11,884.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904.83 : 20,565.45 = 8,613.56 : x
  2. Step 2: Convert to fraction form
    14,904.83/20,565.45 = 8,613.56/x
  3. Step 3: Cross multiply
    14,904.83x = 20,565.45 × 8,613.56
  4. Step 4: Simplify right side
    14,904.83x = 177,141,788.92
  5. Step 5: Solve for x
    x = 177,141,788.92/14,904.83
  6. Step 6: Final answer
    x = 11,884.86

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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.