Home / 23,845.21-32,902.55-13,772.05

Finding the Fourth Proportional to 23,845.21, 32,902.55 and 13,772.05

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Solution

The fourth proportional to 23,845.21, 32,902.55 and 13,772.05 is: 19,003.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,845.21 : 32,902.55 = 13,772.05 : x
  2. Step 2: Convert to fraction form
    23,845.21/32,902.55 = 13,772.05/x
  3. Step 3: Cross multiply
    23,845.21x = 32,902.55 × 13,772.05
  4. Step 4: Simplify right side
    23,845.21x = 453,135,494.87
  5. Step 5: Solve for x
    x = 453,135,494.87/23,845.21
  6. Step 6: Final answer
    x = 19,003.21

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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.