Home / 43,048.67-64,575.73-11,458.21

Finding the Fourth Proportional to 43,048.67, 64,575.73 and 11,458.21

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Solution

The fourth proportional to 43,048.67, 64,575.73 and 11,458.21 is: 17,188.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,048.67 : 64,575.73 = 11,458.21 : x
  2. Step 2: Convert to fraction form
    43,048.67/64,575.73 = 11,458.21/x
  3. Step 3: Cross multiply
    43,048.67x = 64,575.73 × 11,458.21
  4. Step 4: Simplify right side
    43,048.67x = 739,922,249.21
  5. Step 5: Solve for x
    x = 739,922,249.21/43,048.67
  6. Step 6: Final answer
    x = 17,188.04

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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.