Home / 30,231.60-41,714.94-16,802.82

Finding the Fourth Proportional to 30,231.60, 41,714.94 and 16,802.82

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Solution

The fourth proportional to 30,231.60, 41,714.94 and 16,802.82 is: 23,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231.60 : 41,714.94 = 16,802.82 : x
  2. Step 2: Convert to fraction form
    30,231.60/41,714.94 = 16,802.82/x
  3. Step 3: Cross multiply
    30,231.60x = 41,714.94 × 16,802.82
  4. Step 4: Simplify right side
    30,231.60x = 700,928,628.13
  5. Step 5: Solve for x
    x = 700,928,628.13/30,231.60
  6. Step 6: Final answer
    x = 23,185.30

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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.