Home / 29,100.60-43,616.79-13,485.42

Finding the Fourth Proportional to 29,100.60, 43,616.79 and 13,485.42

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Solution

The fourth proportional to 29,100.60, 43,616.79 and 13,485.42 is: 20,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,100.60 : 43,616.79 = 13,485.42 : x
  2. Step 2: Convert to fraction form
    29,100.60/43,616.79 = 13,485.42/x
  3. Step 3: Cross multiply
    29,100.60x = 43,616.79 × 13,485.42
  4. Step 4: Simplify right side
    29,100.60x = 588,190,732.20
  5. Step 5: Solve for x
    x = 588,190,732.20/29,100.60
  6. Step 6: Final answer
    x = 20,212.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.