Home / 28,550.82-42,801.62-11,032.94

Finding the Fourth Proportional to 28,550.82, 42,801.62 and 11,032.94

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Solution

The fourth proportional to 28,550.82, 42,801.62 and 11,032.94 is: 16,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,550.82 : 42,801.62 = 11,032.94 : x
  2. Step 2: Convert to fraction form
    28,550.82/42,801.62 = 11,032.94/x
  3. Step 3: Cross multiply
    28,550.82x = 42,801.62 × 11,032.94
  4. Step 4: Simplify right side
    28,550.82x = 472,227,705.36
  5. Step 5: Solve for x
    x = 472,227,705.36/28,550.82
  6. Step 6: Final answer
    x = 16,539.90

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1.5x scale

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.