Home / 29,157.89-43,736.54-13,358.43

Finding the Fourth Proportional to 29,157.89, 43,736.54 and 13,358.43

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Solution

The fourth proportional to 29,157.89, 43,736.54 and 13,358.43 is: 20,037.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,157.89 : 43,736.54 = 13,358.43 : x
  2. Step 2: Convert to fraction form
    29,157.89/43,736.54 = 13,358.43/x
  3. Step 3: Cross multiply
    29,157.89x = 43,736.54 × 13,358.43
  4. Step 4: Simplify right side
    29,157.89x = 584,251,674.63
  5. Step 5: Solve for x
    x = 584,251,674.63/29,157.89
  6. Step 6: Final answer
    x = 20,037.52

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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.