Home / 43,645.23-60,238.80-28,511.82

Finding the Fourth Proportional to 43,645.23, 60,238.80 and 28,511.82

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Solution

The fourth proportional to 43,645.23, 60,238.80 and 28,511.82 is: 39,351.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,645.23 : 60,238.80 = 28,511.82 : x
  2. Step 2: Convert to fraction form
    43,645.23/60,238.80 = 28,511.82/x
  3. Step 3: Cross multiply
    43,645.23x = 60,238.80 × 28,511.82
  4. Step 4: Simplify right side
    43,645.23x = 1,717,517,822.62
  5. Step 5: Solve for x
    x = 1,717,517,822.62/43,645.23
  6. Step 6: Final answer
    x = 39,351.79

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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.