Home / 23,381.11-32,265.74-12,770.75

Finding the Fourth Proportional to 23,381.11, 32,265.74 and 12,770.75

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Solution

The fourth proportional to 23,381.11, 32,265.74 and 12,770.75 is: 17,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381.11 : 32,265.74 = 12,770.75 : x
  2. Step 2: Convert to fraction form
    23,381.11/32,265.74 = 12,770.75/x
  3. Step 3: Cross multiply
    23,381.11x = 32,265.74 × 12,770.75
  4. Step 4: Simplify right side
    23,381.11x = 412,057,699.11
  5. Step 5: Solve for x
    x = 412,057,699.11/23,381.11
  6. Step 6: Final answer
    x = 17,623.53

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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.