Home / 14,984.80-20,665.67-9,674.03

Finding the Fourth Proportional to 14,984.80, 20,665.67 and 9,674.03

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Solution

The fourth proportional to 14,984.80, 20,665.67 and 9,674.03 is: 13,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984.80 : 20,665.67 = 9,674.03 : x
  2. Step 2: Convert to fraction form
    14,984.80/20,665.67 = 9,674.03/x
  3. Step 3: Cross multiply
    14,984.80x = 20,665.67 × 9,674.03
  4. Step 4: Simplify right side
    14,984.80x = 199,920,311.55
  5. Step 5: Solve for x
    x = 199,920,311.55/14,984.80
  6. Step 6: Final answer
    x = 13,341.54

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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.