Home / 30,789.20-46,166.44-9,725.35

Finding the Fourth Proportional to 30,789.20, 46,166.44 and 9,725.35

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Solution

The fourth proportional to 30,789.20, 46,166.44 and 9,725.35 is: 14,582.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,789.20 : 46,166.44 = 9,725.35 : x
  2. Step 2: Convert to fraction form
    30,789.20/46,166.44 = 9,725.35/x
  3. Step 3: Cross multiply
    30,789.20x = 46,166.44 × 9,725.35
  4. Step 4: Simplify right side
    30,789.20x = 448,984,787.25
  5. Step 5: Solve for x
    x = 448,984,787.25/30,789.20
  6. Step 6: Final answer
    x = 14,582.54

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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.