Home / 14,520.13-21,793.56-8,984.29

Finding the Fourth Proportional to 14,520.13, 21,793.56 and 8,984.29

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Solution

The fourth proportional to 14,520.13, 21,793.56 and 8,984.29 is: 13,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.13 : 21,793.56 = 8,984.29 : x
  2. Step 2: Convert to fraction form
    14,520.13/21,793.56 = 8,984.29/x
  3. Step 3: Cross multiply
    14,520.13x = 21,793.56 × 8,984.29
  4. Step 4: Simplify right side
    14,520.13x = 195,799,608.69
  5. Step 5: Solve for x
    x = 195,799,608.69/14,520.13
  6. Step 6: Final answer
    x = 13,484.70

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1.5x scale

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.