Home / 23,381.08-32,265.37-12,770.75

Finding the Fourth Proportional to 23,381.08, 32,265.37 and 12,770.75

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Solution

The fourth proportional to 23,381.08, 32,265.37 and 12,770.75 is: 17,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381.08 : 32,265.37 = 12,770.75 : x
  2. Step 2: Convert to fraction form
    23,381.08/32,265.37 = 12,770.75/x
  3. Step 3: Cross multiply
    23,381.08x = 32,265.37 × 12,770.75
  4. Step 4: Simplify right side
    23,381.08x = 412,052,973.93
  5. Step 5: Solve for x
    x = 412,052,973.93/23,381.08
  6. Step 6: Final answer
    x = 17,623.35

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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.