Home / 23,420.37-32,317.86-13,348.56

Finding the Fourth Proportional to 23,420.37, 32,317.86 and 13,348.56

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Solution

The fourth proportional to 23,420.37, 32,317.86 and 13,348.56 is: 18,419.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,420.37 : 32,317.86 = 13,348.56 : x
  2. Step 2: Convert to fraction form
    23,420.37/32,317.86 = 13,348.56/x
  3. Step 3: Cross multiply
    23,420.37x = 32,317.86 × 13,348.56
  4. Step 4: Simplify right side
    23,420.37x = 431,396,893.28
  5. Step 5: Solve for x
    x = 431,396,893.28/23,420.37
  6. Step 6: Final answer
    x = 18,419.73

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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.