Home / 23,720.30-32,733.70-13,110.12

Finding the Fourth Proportional to 23,720.30, 32,733.70 and 13,110.12

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Solution

The fourth proportional to 23,720.30, 32,733.70 and 13,110.12 is: 18,091.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.30 : 32,733.70 = 13,110.12 : x
  2. Step 2: Convert to fraction form
    23,720.30/32,733.70 = 13,110.12/x
  3. Step 3: Cross multiply
    23,720.30x = 32,733.70 × 13,110.12
  4. Step 4: Simplify right side
    23,720.30x = 429,142,735.04
  5. Step 5: Solve for x
    x = 429,142,735.04/23,720.30
  6. Step 6: Final answer
    x = 18,091.79

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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.