Home / 28,730.91-43,131.62-22,530.36

Finding the Fourth Proportional to 28,730.91, 43,131.62 and 22,530.36

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Solution

The fourth proportional to 28,730.91, 43,131.62 and 22,530.36 is: 33,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,730.91 : 43,131.62 = 22,530.36 : x
  2. Step 2: Convert to fraction form
    28,730.91/43,131.62 = 22,530.36/x
  3. Step 3: Cross multiply
    28,730.91x = 43,131.62 × 22,530.36
  4. Step 4: Simplify right side
    28,730.91x = 971,770,925.98
  5. Step 5: Solve for x
    x = 971,770,925.98/28,730.91
  6. Step 6: Final answer
    x = 33,823.19

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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.