Home / 14,827.06-20,461.04-8,112.67

Finding the Fourth Proportional to 14,827.06, 20,461.04 and 8,112.67

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Solution

The fourth proportional to 14,827.06, 20,461.04 and 8,112.67 is: 11,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,827.06 : 20,461.04 = 8,112.67 : x
  2. Step 2: Convert to fraction form
    14,827.06/20,461.04 = 8,112.67/x
  3. Step 3: Cross multiply
    14,827.06x = 20,461.04 × 8,112.67
  4. Step 4: Simplify right side
    14,827.06x = 165,993,624.81
  5. Step 5: Solve for x
    x = 165,993,624.81/14,827.06
  6. Step 6: Final answer
    x = 11,195.32

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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.