Home / 23,755.68-32,783.13-13,146.30

Finding the Fourth Proportional to 23,755.68, 32,783.13 and 13,146.30

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Solution

The fourth proportional to 23,755.68, 32,783.13 and 13,146.30 is: 18,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,755.68 : 32,783.13 = 13,146.30 : x
  2. Step 2: Convert to fraction form
    23,755.68/32,783.13 = 13,146.30/x
  3. Step 3: Cross multiply
    23,755.68x = 32,783.13 × 13,146.30
  4. Step 4: Simplify right side
    23,755.68x = 430,976,861.92
  5. Step 5: Solve for x
    x = 430,976,861.92/23,755.68
  6. Step 6: Final answer
    x = 18,142.06

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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.