Home / 14,964.55-20,650.67-8,250.18

Finding the Fourth Proportional to 14,964.55, 20,650.67 and 8,250.18

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Solution

The fourth proportional to 14,964.55, 20,650.67 and 8,250.18 is: 11,385.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,964.55 : 20,650.67 = 8,250.18 : x
  2. Step 2: Convert to fraction form
    14,964.55/20,650.67 = 8,250.18/x
  3. Step 3: Cross multiply
    14,964.55x = 20,650.67 × 8,250.18
  4. Step 4: Simplify right side
    14,964.55x = 170,371,744.62
  5. Step 5: Solve for x
    x = 170,371,744.62/14,964.55
  6. Step 6: Final answer
    x = 11,385.02

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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.