Home / 30,225.79-41,712.60-16,797.61

Finding the Fourth Proportional to 30,225.79, 41,712.60 and 16,797.61

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Solution

The fourth proportional to 30,225.79, 41,712.60 and 16,797.61 is: 23,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,225.79 : 41,712.60 = 16,797.61 : x
  2. Step 2: Convert to fraction form
    30,225.79/41,712.60 = 16,797.61/x
  3. Step 3: Cross multiply
    30,225.79x = 41,712.60 × 16,797.61
  4. Step 4: Simplify right side
    30,225.79x = 700,671,694.33
  5. Step 5: Solve for x
    x = 700,671,694.33/30,225.79
  6. Step 6: Final answer
    x = 23,181.26

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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.