Home / 14,520.39-21,793.94-8,984.53

Finding the Fourth Proportional to 14,520.39, 21,793.94 and 8,984.53

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Solution

The fourth proportional to 14,520.39, 21,793.94 and 8,984.53 is: 13,485.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.39 : 21,793.94 = 8,984.53 : x
  2. Step 2: Convert to fraction form
    14,520.39/21,793.94 = 8,984.53/x
  3. Step 3: Cross multiply
    14,520.39x = 21,793.94 × 8,984.53
  4. Step 4: Simplify right side
    14,520.39x = 195,808,307.75
  5. Step 5: Solve for x
    x = 195,808,307.75/14,520.39
  6. Step 6: Final answer
    x = 13,485.06

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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.