Home / 23,610.12-32,580.73-12,999.12

Finding the Fourth Proportional to 23,610.12, 32,580.73 and 12,999.12

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Solution

The fourth proportional to 23,610.12, 32,580.73 and 12,999.12 is: 17,938.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,610.12 : 32,580.73 = 12,999.12 : x
  2. Step 2: Convert to fraction form
    23,610.12/32,580.73 = 12,999.12/x
  3. Step 3: Cross multiply
    23,610.12x = 32,580.73 × 12,999.12
  4. Step 4: Simplify right side
    23,610.12x = 423,520,818.96
  5. Step 5: Solve for x
    x = 423,520,818.96/23,610.12
  6. Step 6: Final answer
    x = 17,938.11

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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.