Home / 28,816.92-43,228.98-9,092.58

Finding the Fourth Proportional to 28,816.92, 43,228.98 and 9,092.58

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Solution

The fourth proportional to 28,816.92, 43,228.98 and 9,092.58 is: 13,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,816.92 : 43,228.98 = 9,092.58 : x
  2. Step 2: Convert to fraction form
    28,816.92/43,228.98 = 9,092.58/x
  3. Step 3: Cross multiply
    28,816.92x = 43,228.98 × 9,092.58
  4. Step 4: Simplify right side
    28,816.92x = 393,062,958.97
  5. Step 5: Solve for x
    x = 393,062,958.97/28,816.92
  6. Step 6: Final answer
    x = 13,640.01

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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.