Home / 14,980.67-20,673.27-8,266.72

Finding the Fourth Proportional to 14,980.67, 20,673.27 and 8,266.72

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Solution

The fourth proportional to 14,980.67, 20,673.27 and 8,266.72 is: 11,408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980.67 : 20,673.27 = 8,266.72 : x
  2. Step 2: Convert to fraction form
    14,980.67/20,673.27 = 8,266.72/x
  3. Step 3: Cross multiply
    14,980.67x = 20,673.27 × 8,266.72
  4. Step 4: Simplify right side
    14,980.67x = 170,900,134.57
  5. Step 5: Solve for x
    x = 170,900,134.57/14,980.67
  6. Step 6: Final answer
    x = 11,408.04

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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.