Home / 23,380.75-32,265.45-12,770.35

Finding the Fourth Proportional to 23,380.75, 32,265.45 and 12,770.35

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Solution

The fourth proportional to 23,380.75, 32,265.45 and 12,770.35 is: 17,623.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,380.75 : 32,265.45 = 12,770.35 : x
  2. Step 2: Convert to fraction form
    23,380.75/32,265.45 = 12,770.35/x
  3. Step 3: Cross multiply
    23,380.75x = 32,265.45 × 12,770.35
  4. Step 4: Simplify right side
    23,380.75x = 412,041,089.41
  5. Step 5: Solve for x
    x = 412,041,089.41/23,380.75
  6. Step 6: Final answer
    x = 17,623.09

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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.