Home / 16,886.70-25,313.03-8,116.83

Finding the Fourth Proportional to 16,886.70, 25,313.03 and 8,116.83

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Solution

The fourth proportional to 16,886.70, 25,313.03 and 8,116.83 is: 12,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.70 : 25,313.03 = 8,116.83 : x
  2. Step 2: Convert to fraction form
    16,886.70/25,313.03 = 8,116.83/x
  3. Step 3: Cross multiply
    16,886.70x = 25,313.03 × 8,116.83
  4. Step 4: Simplify right side
    16,886.70x = 205,461,520.71
  5. Step 5: Solve for x
    x = 205,461,520.71/16,886.70
  6. Step 6: Final answer
    x = 12,167.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.