Home / 43,233.88-64,852.80-13,245.97

Finding the Fourth Proportional to 43,233.88, 64,852.80 and 13,245.97

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Solution

The fourth proportional to 43,233.88, 64,852.80 and 13,245.97 is: 19,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,233.88 : 64,852.80 = 13,245.97 : x
  2. Step 2: Convert to fraction form
    43,233.88/64,852.80 = 13,245.97/x
  3. Step 3: Cross multiply
    43,233.88x = 64,852.80 × 13,245.97
  4. Step 4: Simplify right side
    43,233.88x = 859,037,984.32
  5. Step 5: Solve for x
    x = 859,037,984.32/43,233.88
  6. Step 6: Final answer
    x = 19,869.56

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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.