Home / 14,707.74-20,291.79-8,333.73

Finding the Fourth Proportional to 14,707.74, 20,291.79 and 8,333.73

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Solution

The fourth proportional to 14,707.74, 20,291.79 and 8,333.73 is: 11,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,707.74 : 20,291.79 = 8,333.73 : x
  2. Step 2: Convert to fraction form
    14,707.74/20,291.79 = 8,333.73/x
  3. Step 3: Cross multiply
    14,707.74x = 20,291.79 × 8,333.73
  4. Step 4: Simplify right side
    14,707.74x = 169,106,299.08
  5. Step 5: Solve for x
    x = 169,106,299.08/14,707.74
  6. Step 6: Final answer
    x = 11,497.78

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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.